diff --git a/.cspell.json b/.cspell.json
index 49b1776adb6..bb3156f50f4 100644
--- a/.cspell.json
+++ b/.cspell.json
@@ -500,6 +500,8 @@
     "nextjs",
     "vanillajs",
     "errmsg",
+    "devcontainer",
+    "INITDB",
     "springboot",
     "errmsg",
     "shelljs",
diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index ed6ad8ce3f0..a7b9f9f3d05 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,5 +1,5 @@
 # [Choice] Node.js version (use -bullseye variants on local arm64/Apple Silicon): 16, 14, 12, 16-bullseye, 14-bullseye, 12-bullseye, 16-buster, 14-buster, 12-buster
-ARG VARIANT=16-bullseye
+ARG VARIANT=20-bullseye
 FROM mcr.microsoft.com/vscode/devcontainers/javascript-node:0-${VARIANT}
 
 # Install MongoDB command line tools if on buster and x86_64 (arm64 not supported)
@@ -23,6 +23,3 @@ RUN . /etc/os-release \
 
 # [Optional] Uncomment if you want to install more global node modules
 RUN su node -c "npm install -g pnpm@8.9.0"
-
-
-
diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index 30c8a74bae2..9a5217e90a2 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -9,7 +9,7 @@ services:
         # Update 'VARIANT' to pick an LTS version of Node.js: 16, 14, 12.
         # Append -bullseye or -buster to pin to an OS version.
         # Use -bullseye variants on local arm64/Apple Silicon.
-        VARIANT: 16-bullseye
+        VARIANT: 20-bullseye
     volumes:
       - ..:/workspace:cached
 
@@ -21,7 +21,7 @@ services:
     # Uncomment the next line to use a non-root user for all processes.
     # user: node
 
-    # Use "forwardPorts" in **devcontainer.json** to forward an app port locally. 
+    # Use "forwardPorts" in **devcontainer.json** to forward an app port locally.
     # (Adding the "ports" property to this file will not forward from a Codespace.)
 
   db:
diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index a5ea37cd2e3..c0b29ba2813 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -64,7 +64,7 @@ body:
     attributes:
       label: node version
       description: In case of self-hosting or local installation mention the node version. If using our cloud-managed solution, mention NA.
-      placeholder: 16.0.0
+      placeholder: 20.0.0
   - type: textarea
     id: additional-context
     validations:
diff --git a/.github/actions/docker/build-api/action.yml b/.github/actions/docker/build-api/action.yml
index 4566e4981ba..2c4a51b1b2b 100644
--- a/.github/actions/docker/build-api/action.yml
+++ b/.github/actions/docker/build-api/action.yml
@@ -101,7 +101,7 @@ runs:
         docker tag novu-api ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
 
         docker run --network=host --name api -dit --env NODE_ENV=test ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
-        docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:1337/v1/health-check | grep 'ok'
+        docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://127.0.0.1:1337/v1/health-check | grep 'ok'
 
         echo "IMAGE=ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG" >> $GITHUB_OUTPUT
 
diff --git a/.github/actions/docker/build-worker/action.yml b/.github/actions/docker/build-worker/action.yml
index c2cf91bd604..0ee74b07421 100644
--- a/.github/actions/docker/build-worker/action.yml
+++ b/.github/actions/docker/build-worker/action.yml
@@ -104,7 +104,7 @@ runs:
 
         echo "Run image"
         docker run --network=host --name worker -dit --env NODE_ENV=test ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
-        docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:1342/v1/health-check | grep 'ok'
+        docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://127.0.0.1:1342/v1/health-check | grep 'ok'
 
         echo "IMAGE=ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG" >> $GITHUB_OUTPUT
 
diff --git a/.github/actions/run-api/action.yml b/.github/actions/run-api/action.yml
index a1e2ecb2f1c..9714366fe32 100644
--- a/.github/actions/run-api/action.yml
+++ b/.github/actions/run-api/action.yml
@@ -24,4 +24,4 @@ runs:
 
     - name: Wait on API
       shell: bash
-      run: wait-on --timeout=180000 http://localhost:1336/v1/health-check
+      run: wait-on --timeout=180000 http://127.0.0.1:1336/v1/health-check
diff --git a/.github/actions/run-backend/action.yml b/.github/actions/run-backend/action.yml
index b102b92e500..998f96eb84e 100644
--- a/.github/actions/run-backend/action.yml
+++ b/.github/actions/run-backend/action.yml
@@ -26,7 +26,7 @@ runs:
         NODE_ENV: "test"
         PORT: "1336"
         TZ: "UTC"
-        GITHUB_OAUTH_REDIRECT: "http://localhost:1336/v1/auth/github/callback"
+        GITHUB_OAUTH_REDIRECT: "http://127.0.0.1:1336/v1/auth/github/callback"
         LAUNCH_DARKLY_SDK_KEY: ${{ inputs.launch_darkly_sdk_key }}
       run: cd apps/api && pnpm start:build &
 
@@ -41,4 +41,4 @@ runs:
 
     - name: Wait on API and Worker
       shell: bash
-      run: wait-on --timeout=180000 http://localhost:1336/v1/health-check http://localhost:1342/v1/health-check
+      run: wait-on --timeout=180000 http://127.0.0.1:1336/v1/health-check http://127.0.0.1:1342/v1/health-check
diff --git a/.github/actions/run-worker/action.yml b/.github/actions/run-worker/action.yml
index 1aa1d2379a9..49df4aa1855 100644
--- a/.github/actions/run-worker/action.yml
+++ b/.github/actions/run-worker/action.yml
@@ -25,4 +25,4 @@ runs:
 
     - name: Wait on worker
       shell: bash
-      run: wait-on --timeout=180000 http://localhost:1342/v1/health-check
+      run: wait-on --timeout=180000 http://127.0.0.1:1342/v1/health-check
diff --git a/.github/actions/setup-project/action.yml b/.github/actions/setup-project/action.yml
index 4ee4cc03acd..b4dd1a89884 100644
--- a/.github/actions/setup-project/action.yml
+++ b/.github/actions/setup-project/action.yml
@@ -32,7 +32,7 @@ runs:
     - uses: actions/setup-node@v3
       name: ⚙️ Setup Node Version
       with:
-        node-version: '16.15.1'
+        node-version: '20.8.1'
         cache: 'pnpm'
 
     - name: 💵 Start Redis
diff --git a/.github/actions/start-localstack/action.yml b/.github/actions/start-localstack/action.yml
index 7f99da25234..e7a2a8a32be 100644
--- a/.github/actions/start-localstack/action.yml
+++ b/.github/actions/start-localstack/action.yml
@@ -24,9 +24,9 @@ runs:
         do
           sleep 1
           [[ counter -eq $max_retry ]] && echo "Failed!" && exit 1
-          aws --endpoint-url=http://localhost:4566 s3 ls
+          aws --endpoint-url=http://127.0.0.1:4566 s3 ls
           echo "Trying again. Try #$counter"
           ((counter++))
         done
         docker-compose -f docker-compose.localstack.yml logs --tail="all"
-        aws --endpoint-url=http://localhost:4566 --cli-connect-timeout 600 s3 mb s3://novu-test
+        aws --endpoint-url=http://127.0.0.1:4566 --cli-connect-timeout 600 s3 mb s3://novu-test
diff --git a/.github/actions/validate-swagger/action.yml b/.github/actions/validate-swagger/action.yml
new file mode 100644
index 00000000000..e69de29bb2d
diff --git a/.github/workflows/community-label.yml b/.github/workflows/community-label.yml
index a7b9f508300..bac384db43b 100644
--- a/.github/workflows/community-label.yml
+++ b/.github/workflows/community-label.yml
@@ -17,7 +17,7 @@ jobs:
 
       - uses: actions/setup-node@v3
         with:
-          node-version: 18
+          node-version: 20.8.1
       - name: Install Octokit
         run: npm --prefix .github/workflows/scripts install @octokit/action
 
diff --git a/.github/workflows/dev-deploy-ws.yml b/.github/workflows/dev-deploy-ws.yml
index 223deee78e6..fd9f714c534 100644
--- a/.github/workflows/dev-deploy-ws.yml
+++ b/.github/workflows/dev-deploy-ws.yml
@@ -102,7 +102,7 @@ jobs:
           echo $GH_PASSWORD | docker login ghcr.io -u $GH_ACTOR --password-stdin 
           docker build -t ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG --build-arg BULL_MQ_PRO_TOKEN=${BULL_MQ_PRO_NPM_TOKEN} -f apps/ws/Dockerfile . 
           docker run --network=host --name api -dit --env NODE_ENV=test ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
-          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:1340/v1/health-check | grep 'ok'
+          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://127.0.0.1:1340/v1/health-check | grep 'ok'
           docker tag ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:dev
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:dev
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
diff --git a/.github/workflows/issue-label.yml b/.github/workflows/issue-label.yml
index a5b107db6f3..9c07d7ed6ee 100644
--- a/.github/workflows/issue-label.yml
+++ b/.github/workflows/issue-label.yml
@@ -17,7 +17,7 @@ jobs:
 
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 20.8.1
       - name: Install Octokit
         run: npm --prefix .github/workflows/scripts install @octokit/action
 
diff --git a/.github/workflows/milestone-assign.yml b/.github/workflows/milestone-assign.yml
index e1e48065dab..517fef45c76 100644
--- a/.github/workflows/milestone-assign.yml
+++ b/.github/workflows/milestone-assign.yml
@@ -21,7 +21,7 @@ jobs:
 
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 20.8.1
       - name: Install Octokit
         run: npm --prefix .github/workflows/scripts install @octokit/action
 
diff --git a/.github/workflows/prod-deploy-api.yml b/.github/workflows/prod-deploy-api.yml
index f229c18eb95..528f3f41e13 100644
--- a/.github/workflows/prod-deploy-api.yml
+++ b/.github/workflows/prod-deploy-api.yml
@@ -74,7 +74,7 @@ jobs:
           docker tag novu-api ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
 
           docker run --network=host --name api -dit --env NODE_ENV=test ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
-          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:1337/v1/health-check | grep 'ok'
+          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://127.0.0.1:1337/v1/health-check | grep 'ok'
 
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:prod
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:latest
diff --git a/.github/workflows/prod-deploy-worker.yml b/.github/workflows/prod-deploy-worker.yml
index 82c7ba5448c..8770f21f405 100644
--- a/.github/workflows/prod-deploy-worker.yml
+++ b/.github/workflows/prod-deploy-worker.yml
@@ -74,7 +74,7 @@ jobs:
           docker tag novu-worker ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
 
           docker run --network=host --name worker -dit --env NODE_ENV=test ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
-          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:1342/v1/health-check | grep 'ok'
+          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://127.0.0.1:1342/v1/health-check | grep 'ok'
 
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:prod
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:latest
diff --git a/.github/workflows/prod-deploy-ws.yml b/.github/workflows/prod-deploy-ws.yml
index f1170ec10f4..c247b18915d 100644
--- a/.github/workflows/prod-deploy-ws.yml
+++ b/.github/workflows/prod-deploy-ws.yml
@@ -58,7 +58,7 @@ jobs:
           echo $GH_PASSWORD | docker login ghcr.io -u $GH_ACTOR --password-stdin 
           docker build --build-arg BULL_MQ_PRO_TOKEN=${BULL_MQ_PRO_NPM_TOKEN} -t ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG -f apps/ws/Dockerfile .
           docker run --network=host --name api -dit --env NODE_ENV=test ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
-          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:1340/v1/health-check | grep 'ok'
+          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://127.0.0.1:1340/v1/health-check | grep 'ok'
           docker tag ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:prod
           docker tag ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:latest
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:prod
diff --git a/.github/workflows/reusable-docker.yml b/.github/workflows/reusable-docker.yml
index 9a39782f772..b286a3c95f7 100644
--- a/.github/workflows/reusable-docker.yml
+++ b/.github/workflows/reusable-docker.yml
@@ -150,4 +150,4 @@ jobs:
           echo $GH_PASSWORD | docker login ghcr.io -u $GH_ACTOR --password-stdin
 
           docker run --network=host --name $LOCAL_TAG -dit --env NODE_ENV=test ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$IMAGE_TAG
-          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://localhost:$TEST_PORT/v1/health-check | grep 'ok'
+          docker run --network=host appropriate/curl --retry 10 --retry-delay 5 --retry-connrefused http://127.0.0.1:$TEST_PORT/v1/health-check | grep 'ok'
diff --git a/.github/workflows/reusable-web-e2e.yml b/.github/workflows/reusable-web-e2e.yml
index 44c089ce8bd..018a6bd2de3 100644
--- a/.github/workflows/reusable-web-e2e.yml
+++ b/.github/workflows/reusable-web-e2e.yml
@@ -76,9 +76,9 @@ jobs:
       - name: Start Client
         working-directory: apps/web
         env:
-          REACT_APP_API_URL: http://localhost:1336
-          REACT_APP_WS_URL: http://localhost:1340
-          REACT_APP_WEBHOOK_URL: http://localhost:1341
+          REACT_APP_API_URL: http://127.0.0.1:1336
+          REACT_APP_WS_URL: http://127.0.0.1:1340
+          REACT_APP_WEBHOOK_URL: http://127.0.0.1:1341
           REACT_APP_LAUNCH_DARKLY_CLIENT_SIDE_ID: ${{ secrets.TEST_LAUNCH_DARKLY_CLIENT_SIDE_ID }}
         run: pnpm start:static:build &
 
@@ -87,7 +87,7 @@ jobs:
           cd apps/ws && pnpm start:test &
 
       - name: Wait on Services
-        run: wait-on --timeout=180000 http://localhost:1340/v1/health-check http://localhost:4200
+        run: wait-on --timeout=180000 http://127.0.0.1:1340/v1/health-check http://127.0.0.1:4200/
 
       # run cypress install only when cache was not hit
       - name: Cypress install
diff --git a/.github/workflows/reusable-widget-e2e.yml b/.github/workflows/reusable-widget-e2e.yml
index 6434b471a8b..862a8ce0ea8 100644
--- a/.github/workflows/reusable-widget-e2e.yml
+++ b/.github/workflows/reusable-widget-e2e.yml
@@ -89,7 +89,7 @@ jobs:
           cd apps/ws && pnpm start:prod &
 
       - name: Wait on Widget and WS Services
-        run: wait-on --timeout=180000 http://localhost:1340/v1/health-check http://localhost:3500
+        run: wait-on --timeout=180000 http://127.0.0.1:1340/v1/health-check http://127.0.0.1:3500/
 
       - name: Cypress install
         if: steps.setup-project.outputs.cypress_cache_hit != 'true'
@@ -104,7 +104,7 @@ jobs:
           CYPRESS_RECORD_KEY: ${{ secrets.CYPRESS_WIDGET_KEY }}
         with:
           working-directory: apps/widget
-          wait-on: http://localhost:3500
+          wait-on: http://127.0.0.1:3500/
           browser: chrome
           install: false
           record: true
diff --git a/.github/workflows/tag-images.yml b/.github/workflows/tag-images.yml
index 5ff1258b229..9ea6f242c0b 100644
--- a/.github/workflows/tag-images.yml
+++ b/.github/workflows/tag-images.yml
@@ -26,7 +26,7 @@ jobs:
         run: echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p
       - uses: actions/setup-node@v3
         with:
-          node-version: '16.15.1'
+          node-version: '20.8.1'
 
       - name: Login to docker
         env:
@@ -125,4 +125,3 @@ jobs:
           docker pull ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:prod
           docker tag ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:prod ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$DOCKER_VERSION
           docker push ghcr.io/$REGISTRY_OWNER/$DOCKER_NAME:$DOCKER_VERSION
-
diff --git a/.nvmrc b/.nvmrc
index d9289897d30..6569dfa4f32 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-16.15.1
+20.8.1
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 4d7aedf8437..ecc07a66ae8 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -20,8 +20,8 @@ You can open a new issue with this [issue form](https://github.com/novuhq/novu/i
 
 ### Requirements
 
-- Node.js v16.14.0 
-  - To install Node.js v16.14.0 through NVM (Node Version Manager), follow these steps:
+- Node.js  v20.8.1 (LTS)
+  - To install Node.js  v20.8.1 (LTS) through NVM (Node Version Manager), follow these steps:
     1. Open your terminal.
 
     2. Install NVM if you haven't already. You can install NVM by following the instructions at [NVM GitHub](https://github.com/nvm-sh/nvm).
@@ -30,14 +30,14 @@ You can open a new issue with this [issue form](https://github.com/novuhq/novu/i
        
 
         ```bash
-        nvm install 16.14.0
+        nvm install 20.8.1
                  
-        node -v # output: v16.14.0
+        node -v # output: v20.8.1
         ```
-     5. You can set Node.js v16.14.0 as your default version with the following command:
+     5. You can set Node.js v20.8.1 as your default version with the following command:
 
         ```bash
-        nvm alias default 16
+        nvm alias default 20
 
         ```
 
diff --git a/apps/api/Dockerfile b/apps/api/Dockerfile
index 963994c0166..9ebbc6dbca1 100644
--- a/apps/api/Dockerfile
+++ b/apps/api/Dockerfile
@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.10-nodejs16-alpine as dev_base
+FROM nikolaik/python-nodejs:python3.10-nodejs20-alpine as dev_base
 
 ARG BULL_MQ_PRO_TOKEN
 ENV BULL_MQ_PRO_NPM_TOKEN=$BULL_MQ_PRO_TOKEN
diff --git a/apps/api/package.json b/apps/api/package.json
index 4cbdead6b58..26fb408cd52 100644
--- a/apps/api/package.json
+++ b/apps/api/package.json
@@ -20,7 +20,7 @@
     "start:build": "TZ=UTC node dist/main.js",
     "lint": "eslint src",
     "lint:fix": "pnpm lint -- --fix",
-    "lint:openapi": "spectral lint http://localhost:${PORT:-3000}/openapi.yaml",
+    "lint:openapi": "spectral lint http://127.0.0.1:${PORT:-3000}/openapi.yaml",
     "test": "cross-env TS_NODE_COMPILER_OPTIONS='{\"strictNullChecks\": false}' TZ=UTC NODE_ENV=test E2E_RUNNER=true mocha --require ts-node/register --exit --file e2e/setup.ts src/**/**/*.spec.ts",
     "test:e2e": "cross-env TS_NODE_COMPILER_OPTIONS='{\"strictNullChecks\": false}' TZ=UTC NODE_ENV=test E2E_RUNNER=true mocha --require ts-node/register --exit --file e2e/setup.ts src/**/*.e2e.ts",
     "test:e2e:ee": "cross-env TS_NODE_COMPILER_OPTIONS='{\"strictNullChecks\": false}' TZ=UTC NODE_ENV=test E2E_RUNNER=true mocha --require ts-node/register --exit --file e2e/setup.ts src/**/*.e2e-ee.ts",
diff --git a/apps/api/src/.env.test b/apps/api/src/.env.test
index 38bd7e8d1b8..2325de0bfa7 100644
--- a/apps/api/src/.env.test
+++ b/apps/api/src/.env.test
@@ -1,10 +1,10 @@
 GOOGLE_OAUTH_CLIENT_ID=11
 GOOGLE_OAUTH_CLIENT_SECRET=11
-GOOGLE_OAUTH_REDIRECT=http://localhost:3000/v1/auth/google/callback
+GOOGLE_OAUTH_REDIRECT=http://127.0.0.1:3000/v1/auth/google/callback
 STORE_ENCRYPTION_KEY="<ENCRYPTION_KEY_MUST_BE_32_LONG>"
 BLUEPRINT_CREATOR=645b648b36dd6d25f8650d37
 
-CLIENT_SUCCESS_AUTH_REDIRECT=http://localhost:4200/auth/login
+CLIENT_SUCCESS_AUTH_REDIRECT=http://127.0.0.1:4200/auth/login
 
 MONGO_URL=mongodb://127.0.0.1:27017/novu-test
 REDIS_PORT=6379
@@ -36,8 +36,8 @@ REDIS_CLUSTER_KEEP_ALIVE=
 REDIS_CLUSTER_FAMILY=
 REDIS_CLUSTER_KEY_PREFIX=
 
-SYNC_PATH=http://localhost:3001
-API_ROOT_URL=http://localhost:3000
+SYNC_PATH=http://127.0.0.1:3001
+API_ROOT_URL=http://127.0.0.1:3000
 DISABLE_USER_REGISTRATION=false
 PORT=1337
 JWT_SECRET=ASD#asda23DFEFSFHG%fg
@@ -46,14 +46,14 @@ SENDGRID_API_KEY=SG.123123
 S3_ACCESS_KEY=
 S3_SECRET=
 REDIS_ARENA_PORT=4568
-FRONT_BASE_URL=http://localhost:4200
+FRONT_BASE_URL=http://127.0.0.1:4200
 RELEASLY_MAIL=support@starter.co
-BACK_OFFICE_URL=http://localhost:5200
+BACK_OFFICE_URL=http://127.0.0.1:5200
 INTERCOM_API_KEY=
 GLOBAL_CONTEXT_PATH=
 API_CONTEXT_PATH=
 
-S3_LOCAL_STACK=http://localhost:4566
+S3_LOCAL_STACK=http://127.0.0.1:4566
 S3_BUCKET_NAME=novu-test
 S3_REGION=us-east-1
 GCS_BUCKET_NAME=novu-test
@@ -70,7 +70,7 @@ MAIL_SERVER_DOMAIN=
 
 VERCEL_CLIENT_ID=
 VERCEL_CLIENT_SECRET=
-VERCEL_REDIRECT_URI=http://localhost:4200/auth/login
+VERCEL_REDIRECT_URI=http://127.0.0.1:4200/auth/login
 VERCEL_BASE_URL=https://api.vercel.com
 
 FF_IS_TOPIC_NOTIFICATION_ENABLED=true
diff --git a/apps/api/src/.example.env b/apps/api/src/.example.env
index 66f31e1056e..835bdaf59a2 100644
--- a/apps/api/src/.example.env
+++ b/apps/api/src/.example.env
@@ -1,11 +1,11 @@
 NODE_ENV=local
 PORT=3000
-API_ROOT_URL=http://localhost:3000
-FRONT_BASE_URL=http://localhost:4200
+API_ROOT_URL=http://127.0.0.1:3000
+FRONT_BASE_URL=http://127.0.0.1:4200
 STORE_ENCRYPTION_KEY="<ENCRYPTION_KEY_MUST_BE_32_LONG>"
 DISABLE_USER_REGISTRATION=false
 
-MONGO_URL=mongodb://localhost:27017/novu-db
+MONGO_URL=mongodb://127.0.0.1:27017/novu-db
 MONGO_MAX_POOL_SIZE=500
 REDIS_PORT=6379
 REDIS_PREFIX=
@@ -37,7 +37,7 @@ REDIS_CLUSTER_KEY_PREFIX=
 
 JWT_SECRET=LOCAL_ONLY_CHANGE_ME
 
-S3_LOCAL_STACK=http://localhost:4566
+S3_LOCAL_STACK=http://127.0.0.1:4566
 S3_BUCKET_NAME=novu-local
 S3_REGION=us-east-1
 AWS_ACCESS_KEY_ID=test
@@ -51,7 +51,7 @@ GLOBAL_CONTEXT_PATH=
 API_CONTEXT_PATH=
 VERCEL_CLIENT_ID=
 VERCEL_CLIENT_SECRET=
-VERCEL_REDIRECT_URI=http://localhost:4200/auth/login
+VERCEL_REDIRECT_URI=http://127.0.0.1:4200/auth/login
 VERCEL_BASE_URL=https://api.vercel.com
 
 FF_IS_TOPIC_NOTIFICATION_ENABLED=true
diff --git a/apps/api/src/app/events/e2e/process-subscriber.e2e.ts b/apps/api/src/app/events/e2e/process-subscriber.e2e.ts
index 0e92775950c..b06e28988b0 100644
--- a/apps/api/src/app/events/e2e/process-subscriber.e2e.ts
+++ b/apps/api/src/app/events/e2e/process-subscriber.e2e.ts
@@ -259,7 +259,7 @@ async function updateSubscriberPreference(
   subscriberToken: string,
   templateId: string
 ) {
-  return await axios.patch(`http://localhost:${process.env.PORT}/v1/widgets/preferences/${templateId}`, data, {
+  return await axios.patch(`http://127.0.0.1:${process.env.PORT}/v1/widgets/preferences/${templateId}`, data, {
     headers: {
       Authorization: `Bearer ${subscriberToken}`,
     },
diff --git a/apps/api/src/app/subscribers/e2e/get-notifications-feed.e2e.ts b/apps/api/src/app/subscribers/e2e/get-notifications-feed.e2e.ts
index 540ff7e0cec..4824c24e3eb 100644
--- a/apps/api/src/app/subscribers/e2e/get-notifications-feed.e2e.ts
+++ b/apps/api/src/app/subscribers/e2e/get-notifications-feed.e2e.ts
@@ -93,7 +93,7 @@ describe('Get Notifications feed - /:subscriberId/notifications/feed (GET)', fun
 
 async function getNotificationsFeed(subscriberId: string, apiKey: string, query = {}) {
   const response = await axios.get(
-    `http://localhost:${process.env.PORT}/v1/subscribers/${subscriberId}/notifications/feed`,
+    `http://127.0.0.1:${process.env.PORT}/v1/subscribers/${subscriberId}/notifications/feed`,
     {
       params: {
         ...query,
diff --git a/apps/api/src/app/subscribers/e2e/get-unseen-count.e2e.ts b/apps/api/src/app/subscribers/e2e/get-unseen-count.e2e.ts
index 0acd8f47940..fe2dc079bf3 100644
--- a/apps/api/src/app/subscribers/e2e/get-unseen-count.e2e.ts
+++ b/apps/api/src/app/subscribers/e2e/get-unseen-count.e2e.ts
@@ -38,7 +38,7 @@ describe('Get Unseen Count - /:subscriberId/notifications/unseen (GET)', functio
 
 async function getUnSeenCount(subscriberId: string, apiKey: string, query = {}) {
   const response = await axios.get(
-    `http://localhost:${process.env.PORT}/v1/subscribers/${subscriberId}/notifications/unseen`,
+    `http://127.0.0.1:${process.env.PORT}/v1/subscribers/${subscriberId}/notifications/unseen`,
     {
       params: {
         ...query,
diff --git a/apps/api/src/app/widgets/e2e/get-count.e2e.ts b/apps/api/src/app/widgets/e2e/get-count.e2e.ts
index b6fa214b411..07bd85d2f0c 100644
--- a/apps/api/src/app/widgets/e2e/get-count.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/get-count.e2e.ts
@@ -262,7 +262,7 @@ describe('Count - GET /widget/notifications/count', function () {
     expect(messages[0].seen).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
@@ -293,7 +293,7 @@ describe('Count - GET /widget/notifications/count', function () {
     expect(messages[0].read).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true, read: true } },
       {
         headers: {
@@ -341,7 +341,7 @@ describe('Count - GET /widget/notifications/count', function () {
     });
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
@@ -355,7 +355,7 @@ describe('Count - GET /widget/notifications/count', function () {
   });
 
   async function getFeedCount(query = {}) {
-    const response = await axios.get(`http://localhost:${process.env.PORT}/v1/widgets/notifications/count`, {
+    const response = await axios.get(`http://127.0.0.1:${process.env.PORT}/v1/widgets/notifications/count`, {
       params: {
         ...query,
       },
diff --git a/apps/api/src/app/widgets/e2e/get-notification-feed.e2e.ts b/apps/api/src/app/widgets/e2e/get-notification-feed.e2e.ts
index 36064ec2361..41ea07dfeba 100644
--- a/apps/api/src/app/widgets/e2e/get-notification-feed.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/get-notification-feed.e2e.ts
@@ -209,7 +209,7 @@ describe('GET /widget/notifications/feed', function () {
   });
 
   async function getSubscriberFeed(query = {}) {
-    const response = await axios.get(`http://localhost:${process.env.PORT}/v1/widgets/notifications/feed`, {
+    const response = await axios.get(`http://127.0.0.1:${process.env.PORT}/v1/widgets/notifications/feed`, {
       params: {
         page: 0,
         ...query,
@@ -224,7 +224,7 @@ describe('GET /widget/notifications/feed', function () {
 
   async function markMessageAsSeen(messageId: string) {
     return await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
diff --git a/apps/api/src/app/widgets/e2e/get-subscriber-preference.e2e.ts b/apps/api/src/app/widgets/e2e/get-subscriber-preference.e2e.ts
index 9d04e5344c9..834e0779008 100644
--- a/apps/api/src/app/widgets/e2e/get-subscriber-preference.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/get-subscriber-preference.e2e.ts
@@ -88,7 +88,7 @@ describe('GET /widget/preferences', function () {
 });
 
 export async function getSubscriberPreference(subscriberToken: string) {
-  return await axios.get(`http://localhost:${process.env.PORT}/v1/widgets/preferences`, {
+  return await axios.get(`http://127.0.0.1:${process.env.PORT}/v1/widgets/preferences`, {
     headers: {
       Authorization: `Bearer ${subscriberToken}`,
     },
diff --git a/apps/api/src/app/widgets/e2e/get-unread-count.e2e.ts b/apps/api/src/app/widgets/e2e/get-unread-count.e2e.ts
index c0c464a0457..bc7512da204 100644
--- a/apps/api/src/app/widgets/e2e/get-unread-count.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/get-unread-count.e2e.ts
@@ -56,7 +56,7 @@ describe('Unread Count - GET /widget/notifications/unread', function () {
     expect(messages[0].read).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { read: true } },
       {
         headers: {
@@ -85,7 +85,7 @@ describe('Unread Count - GET /widget/notifications/unread', function () {
     expect(messages[0].read).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { read: true } },
       {
         headers: {
@@ -114,7 +114,7 @@ describe('Unread Count - GET /widget/notifications/unread', function () {
     expect(messages[0].read).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { read: true } },
       {
         headers: {
@@ -128,7 +128,7 @@ describe('Unread Count - GET /widget/notifications/unread', function () {
   });
 
   async function getUnreadCount(query = {}) {
-    const response = await axios.get(`http://localhost:${process.env.PORT}/v1/widgets/notifications/unread`, {
+    const response = await axios.get(`http://127.0.0.1:${process.env.PORT}/v1/widgets/notifications/unread`, {
       params: {
         ...query,
       },
diff --git a/apps/api/src/app/widgets/e2e/get-unseen-count.e2e.ts b/apps/api/src/app/widgets/e2e/get-unseen-count.e2e.ts
index e2325e59b1e..7dffe1f9e36 100644
--- a/apps/api/src/app/widgets/e2e/get-unseen-count.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/get-unseen-count.e2e.ts
@@ -74,7 +74,7 @@ describe('Unseen Count - GET /widget/notifications/unseen', function () {
     expect(messages[0].seen).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
@@ -103,7 +103,7 @@ describe('Unseen Count - GET /widget/notifications/unseen', function () {
     expect(messages[0].seen).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
@@ -132,7 +132,7 @@ describe('Unseen Count - GET /widget/notifications/unseen', function () {
     expect(messages[0].seen).to.equal(false);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
@@ -177,7 +177,7 @@ describe('Unseen Count - GET /widget/notifications/unseen', function () {
     });
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
@@ -191,7 +191,7 @@ describe('Unseen Count - GET /widget/notifications/unseen', function () {
   });
 
   async function getUnseenCount(query = {}) {
-    const response = await axios.get(`http://localhost:${process.env.PORT}/v1/widgets/notifications/unseen`, {
+    const response = await axios.get(`http://127.0.0.1:${process.env.PORT}/v1/widgets/notifications/unseen`, {
       params: {
         ...query,
       },
diff --git a/apps/api/src/app/widgets/e2e/mark-all-as-read.e2e.ts b/apps/api/src/app/widgets/e2e/mark-all-as-read.e2e.ts
index 838777e511d..935ba5a993b 100644
--- a/apps/api/src/app/widgets/e2e/mark-all-as-read.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/mark-all-as-read.e2e.ts
@@ -51,7 +51,7 @@ describe('Mark all as read - /widgets/messages/seen (POST)', function () {
     expect(unseenMessagesBefore.data.count).to.equal(3);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/seen`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/seen`,
       {},
       {
         headers: {
@@ -76,7 +76,7 @@ describe('Mark all as read - /widgets/messages/seen (POST)', function () {
     expect(unseenMessagesBefore.data.count).to.equal(3);
 
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/read`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/read`,
       {},
       {
         headers: {
@@ -91,7 +91,7 @@ describe('Mark all as read - /widgets/messages/seen (POST)', function () {
   });
 
   async function getFeedCount(query = {}) {
-    const response = await axios.get(`http://localhost:${process.env.PORT}/v1/widgets/notifications/unseen`, {
+    const response = await axios.get(`http://127.0.0.1:${process.env.PORT}/v1/widgets/notifications/unseen`, {
       params: {
         ...query,
       },
@@ -104,7 +104,7 @@ describe('Mark all as read - /widgets/messages/seen (POST)', function () {
   }
 
   async function getNotificationCount(query: string) {
-    const response = await axios.get(`http://localhost:${process.env.PORT}/v1/widgets/notifications/count?${query}`, {
+    const response = await axios.get(`http://127.0.0.1:${process.env.PORT}/v1/widgets/notifications/count?${query}`, {
       headers: {
         Authorization: `Bearer ${subscriberToken}`,
       },
diff --git a/apps/api/src/app/widgets/e2e/mark-as-seen.e2e.ts b/apps/api/src/app/widgets/e2e/mark-as-seen.e2e.ts
index bd00c8cd97e..13116d560e3 100644
--- a/apps/api/src/app/widgets/e2e/mark-as-seen.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/mark-as-seen.e2e.ts
@@ -43,7 +43,7 @@ describe('Mark as Seen - /widgets/messages/:messageId/seen (POST)', async () =>
 
     expect(messages[0].seen).to.equal(false);
     await axios.post(
-      `http://localhost:${process.env.PORT}/v1/widgets/messages/markAs`,
+      `http://127.0.0.1:${process.env.PORT}/v1/widgets/messages/markAs`,
       { messageId, mark: { seen: true } },
       {
         headers: {
diff --git a/apps/api/src/app/widgets/e2e/remove-all-messages.e2e.ts b/apps/api/src/app/widgets/e2e/remove-all-messages.e2e.ts
index 7c5bc3cd33b..3c984801c5b 100644
--- a/apps/api/src/app/widgets/e2e/remove-all-messages.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/remove-all-messages.e2e.ts
@@ -54,7 +54,7 @@ describe('Remove all messages - /widgets/messages (DELETE)', function () {
     });
 
     expect(messagesBefore.length).to.equal(3);
-    await axios.delete(`http://localhost:${process.env.PORT}/v1/widgets/messages`, {
+    await axios.delete(`http://127.0.0.1:${process.env.PORT}/v1/widgets/messages`, {
       headers: {
         Authorization: `Bearer ${subscriberToken}`,
       },
@@ -91,7 +91,7 @@ describe('Remove all messages - /widgets/messages (DELETE)', function () {
 
     expect(messagesBefore.length).to.equal(5);
 
-    await axios.delete(`http://localhost:${process.env.PORT}/v1/widgets/messages?feedId=${_feedId}`, {
+    await axios.delete(`http://127.0.0.1:${process.env.PORT}/v1/widgets/messages?feedId=${_feedId}`, {
       headers: {
         Authorization: `Bearer ${subscriberToken}`,
       },
diff --git a/apps/api/src/app/widgets/e2e/update-subscriber-preference.e2e.ts b/apps/api/src/app/widgets/e2e/update-subscriber-preference.e2e.ts
index a798cc37714..4890cdfb94f 100644
--- a/apps/api/src/app/widgets/e2e/update-subscriber-preference.e2e.ts
+++ b/apps/api/src/app/widgets/e2e/update-subscriber-preference.e2e.ts
@@ -115,7 +115,7 @@ export async function updateSubscriberPreference(
   subscriberToken: string,
   templateId: string
 ) {
-  return await axios.patch(`http://localhost:${process.env.PORT}/v1/widgets/preferences/${templateId}`, data, {
+  return await axios.patch(`http://127.0.0.1:${process.env.PORT}/v1/widgets/preferences/${templateId}`, data, {
     headers: {
       Authorization: `Bearer ${subscriberToken}`,
     },
diff --git a/apps/inbound-mail/.example.env b/apps/inbound-mail/.example.env
index 3cda03eb73a..3a2dd632f23 100644
--- a/apps/inbound-mail/.example.env
+++ b/apps/inbound-mail/.example.env
@@ -1,5 +1,5 @@
 POST="25"
-HOST="0.0.0.0"
+HOST="127.0.0.1"
 
 
 REDIS_DB_INDEX="2"
diff --git a/apps/inbound-mail/Dockerfile b/apps/inbound-mail/Dockerfile
index fbe4ec0ebf6..6c28ed00808 100644
--- a/apps/inbound-mail/Dockerfile
+++ b/apps/inbound-mail/Dockerfile
@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.10-nodejs16-alpine as dev_base
+FROM nikolaik/python-nodejs:python3.10-nodejs20-alpine as dev_base
 
 ARG BULL_MQ_PRO_TOKEN
 ENV BULL_MQ_PRO_NPM_TOKEN=$BULL_MQ_PRO_TOKEN
diff --git a/apps/inbound-mail/src/.env.development b/apps/inbound-mail/src/.env.development
index 5ed27ba166f..47afdea9fe5 100644
--- a/apps/inbound-mail/src/.env.development
+++ b/apps/inbound-mail/src/.env.development
@@ -1,7 +1,7 @@
 NODE_ENV=dev
 
 POST="25"
-HOST="0.0.0.0"
+HOST="127.0.0.1"
 
 
 REDIS_PORT="6379"
diff --git a/apps/inbound-mail/src/.env.production b/apps/inbound-mail/src/.env.production
index eab410478bc..87217b06b4a 100644
--- a/apps/inbound-mail/src/.env.production
+++ b/apps/inbound-mail/src/.env.production
@@ -1,7 +1,7 @@
 NODE_ENV=production
 
 POST="25"
-HOST="0.0.0.0"
+HOST="127.0.0.1"
 
 REDIS_HOST="localhost"
 REDIS_PORT=6379
diff --git a/apps/inbound-mail/src/.env.test b/apps/inbound-mail/src/.env.test
index 8f58f5f941d..0f03ba716dd 100644
--- a/apps/inbound-mail/src/.env.test
+++ b/apps/inbound-mail/src/.env.test
@@ -1,7 +1,7 @@
 NODE_ENV=test
 
 PORT="2500"
-HOST="0.0.0.0"
+HOST="127.0.0.1"
 
 
 REDIS_DB_INDEX=2
diff --git a/apps/inbound-mail/src/main.ts b/apps/inbound-mail/src/main.ts
index 7609617b97c..1a011d8822f 100644
--- a/apps/inbound-mail/src/main.ts
+++ b/apps/inbound-mail/src/main.ts
@@ -22,7 +22,7 @@ if (process.env.SENTRY_DSN) {
 export default mailin.start(
   {
     port: env.PORT || 25,
-    host: env.HOST || '0.0.0.0',
+    host: env.HOST || '127.0.0.1',
     disableDkim: env.disableDkim,
     disableSpf: env.disableSpf,
     disableSpamScore: env.disableSpamScore,
diff --git a/apps/inbound-mail/src/server/index.ts b/apps/inbound-mail/src/server/index.ts
index 4f2e9f6fb5e..c72ad5995aa 100644
--- a/apps/inbound-mail/src/server/index.ts
+++ b/apps/inbound-mail/src/server/index.ts
@@ -33,7 +33,7 @@ class Mailin extends events.EventEmitter {
     super();
 
     this.configuration = {
-      host: '0.0.0.0',
+      host: '127.0.0.1',
       port: 2500,
       tmp: '.tmp',
       disableWebhook: true,
diff --git a/apps/web/Dockerfile b/apps/web/Dockerfile
index 7f7e9863c3c..1cb2719e21f 100644
--- a/apps/web/Dockerfile
+++ b/apps/web/Dockerfile
@@ -1,5 +1,5 @@
 # start build stage
-FROM nikolaik/python-nodejs:python3.10-nodejs16-alpine as builder
+FROM nikolaik/python-nodejs:python3.10-nodejs20-alpine as builder
 ENV NX_DAEMON=false
 
 WORKDIR /usr/src/app
@@ -40,7 +40,7 @@ RUN NX_DAEMON=false pnpm build:web
 # end build stage
 
 # start production stage
-FROM node:16-alpine
+FROM node:20-alpine
 
 WORKDIR /app
 
diff --git a/apps/web/README.md b/apps/web/README.md
index 2a86d53b46f..27499c1c736 100644
--- a/apps/web/README.md
+++ b/apps/web/README.md
@@ -9,7 +9,7 @@ In the project directory, you can run:
 ### `yarn start`
 
 Runs the app in the development mode.\
-Open [http://localhost:3000](http://localhost:3000) to view it in the browser.
+Open [http://127.0.0.1:3000](http://127.0.0.1:3000) to view it in the browser.
 
 The page will reload if you make edits.\
 You will also see any lint errors in the console.
diff --git a/apps/web/cypress.config.ts b/apps/web/cypress.config.ts
index ba218888be9..534714d6bb3 100644
--- a/apps/web/cypress.config.ts
+++ b/apps/web/cypress.config.ts
@@ -34,13 +34,13 @@ export default defineConfig({
       // eslint-disable-next-line import/extensions
       return require('./cypress/plugins/index.ts')(on, config);
     },
-    baseUrl: 'http://localhost:4200',
+    baseUrl: 'http://127.0.0.1:4200',
     specPattern: 'cypress/tests/**/*.{js,jsx,ts,tsx}',
   },
 
   env: {
     NODE_ENV: 'test',
-    apiUrl: 'http://localhost:1336',
+    apiUrl: 'http://127.0.0.1:1336',
     GITHUB_USER_EMAIL: '',
     GITHUB_USER_PASSWORD: '',
     BLUEPRINT_CREATOR: '645b648b36dd6d25f8650d37',
diff --git a/apps/web/cypress/plugins/index.ts b/apps/web/cypress/plugins/index.ts
index 168fa8d6eb5..16cbbed4ac4 100644
--- a/apps/web/cypress/plugins/index.ts
+++ b/apps/web/cypress/plugins/index.ts
@@ -60,13 +60,13 @@ module.exports = (on, config) => {
     },
     async clearDatabase() {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
       await dal.destroy();
       return true;
     },
     async seedDatabase() {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
 
       const userService = new UserService();
       await userService.createCypressTestUser();
@@ -75,7 +75,7 @@ module.exports = (on, config) => {
     },
     async passwordResetToken(id: string) {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
 
       const userService = new UserService();
       const user = await userService.getUser(id);
@@ -84,7 +84,7 @@ module.exports = (on, config) => {
     },
     async addOrganization(userId: string) {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
       const organizationService = new OrganizationService();
 
       const organization = await organizationService.createOrganization();
@@ -99,7 +99,7 @@ module.exports = (on, config) => {
       organizationId: string;
     }) {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
 
       const repository = new IntegrationRepository();
 
@@ -119,9 +119,9 @@ module.exports = (on, config) => {
       } = {}
     ) {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
 
-      const session = new UserSession('http://localhost:1336');
+      const session = new UserSession('http://127.0.0.1:1336');
       await session.initialize({
         noEnvironment: settings?.noEnvironment,
         showOnBoardingTour: settings?.showOnBoardingTour,
@@ -160,7 +160,7 @@ module.exports = (on, config) => {
     },
     async makeBlueprints() {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
 
       const userService = new UserService();
       const user = await userService.createUser();
diff --git a/apps/web/cypress/support/commands.ts b/apps/web/cypress/support/commands.ts
index 9e94d743002..766c9f46d4f 100644
--- a/apps/web/cypress/support/commands.ts
+++ b/apps/web/cypress/support/commands.ts
@@ -13,8 +13,8 @@ Cypress.Commands.add('getBySelectorLike', (selector, ...args) => {
 });
 
 Cypress.Commands.add('waitLoadEnv', (beforeWait: () => void): void => {
-  cy.intercept('GET', 'http://localhost:1336/v1/environments').as('environments');
-  cy.intercept('GET', 'http://localhost:1336/v1/environments/me').as('environments-me');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/environments').as('environments');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/environments/me').as('environments-me');
 
   beforeWait && beforeWait();
 
@@ -22,13 +22,13 @@ Cypress.Commands.add('waitLoadEnv', (beforeWait: () => void): void => {
 });
 
 Cypress.Commands.add('waitLoadTemplatePage', (beforeWait: () => void): void => {
-  cy.intercept('GET', 'http://localhost:1336/v1/environments').as('environments');
-  cy.intercept('GET', 'http://localhost:1336/v1/organizations').as('organizations');
-  cy.intercept('GET', 'http://localhost:1336/v1/environments/me').as('environments-me');
-  cy.intercept('GET', 'http://localhost:1336/v1/notification-groups').as('notification-groups');
-  cy.intercept('GET', 'http://localhost:1336/v1/changes/count').as('changes-count');
-  cy.intercept('GET', 'http://localhost:1336/v1/integrations/active').as('active-integrations');
-  cy.intercept('GET', 'http://localhost:1336/v1/users/me').as('me');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/environments').as('environments');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/organizations').as('organizations');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/environments/me').as('environments-me');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/notification-groups').as('notification-groups');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/changes/count').as('changes-count');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/integrations/active').as('active-integrations');
+  cy.intercept('GET', 'http://127.0.0.1:1336/v1/users/me').as('me');
 
   beforeWait && beforeWait();
 
diff --git a/apps/web/cypress/tests/notification-editor/debugging-test-trigger.spec.ts b/apps/web/cypress/tests/notification-editor/debugging-test-trigger.spec.ts
index 3d9472881dc..df50630a3eb 100644
--- a/apps/web/cypress/tests/notification-editor/debugging-test-trigger.spec.ts
+++ b/apps/web/cypress/tests/notification-editor/debugging-test-trigger.spec.ts
@@ -7,7 +7,7 @@ describe('Debugging - test trigger', function () {
     const template = this.session.templates[0];
     const userId = this.session.user.id;
 
-    cy.intercept('GET', 'http://localhost:1336/v1/notification-templates/*').as('notification-templates');
+    cy.intercept('GET', 'http://127.0.0.1:1336/v1/notification-templates/*').as('notification-templates');
 
     cy.waitLoadTemplatePage(() => {
       cy.visit('/workflows/edit/' + template._id);
diff --git a/apps/web/package.json b/apps/web/package.json
index 4edec5d7d5e..e7bed8de693 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -11,7 +11,7 @@
     "docker:build:depot": "depot build -f ./Dockerfile -t novu-web ./../.. --load",
     "envsetup:docker": "chmod +x ./env.sh && ./env.sh && mv ./env-config.js ./build/env-config.js",
     "envsetup": "chmod +x ./env.sh && ./env.sh && mv env-config.js ./public/env-config.js",
-    "start:static:build": "pnpm envsetup:docker && http-server build -p 4200 --proxy http://localhost:4200?",
+    "start:static:build": "pnpm envsetup:docker && http-server build -p 4200 --proxy http://127.0.0.1:4200?",
     "start:docker": "pnpm build && pnpm start:static:build",
     "start:dev": "pnpm start",
     "cypress:run": "cross-env NODE_ENV=test cypress run",
diff --git a/apps/web/src/pages/quick-start/components/SetupTimeline.tsx b/apps/web/src/pages/quick-start/components/SetupTimeline.tsx
index cfe4e5f14f4..1c90c2e6c60 100644
--- a/apps/web/src/pages/quick-start/components/SetupTimeline.tsx
+++ b/apps/web/src/pages/quick-start/components/SetupTimeline.tsx
@@ -87,7 +87,7 @@ export const SetupTimeline = ({
 
       <When truthy={framework === 'demo'}>
         <span style={{ color: colors.B60 }}>
-          If your browser did not automatically open, go to localhost at http://localhost:3000
+          If your browser did not automatically open, go to localhost at http://127.0.0.1:3000
         </span>
       </When>
     </Stack>
diff --git a/apps/webhook/Dockerfile b/apps/webhook/Dockerfile
index a129dbfb6ef..0bd03a51373 100644
--- a/apps/webhook/Dockerfile
+++ b/apps/webhook/Dockerfile
@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.10-nodejs16-alpine as dev_base
+FROM nikolaik/python-nodejs:python3.10-nodejs20-alpine as dev_base
 ENV NX_DAEMON=false
 
 RUN npm i pm2 -g
diff --git a/apps/webhook/src/.env.development b/apps/webhook/src/.env.development
index a0ec01d78b3..4414fed41d9 100644
--- a/apps/webhook/src/.env.development
+++ b/apps/webhook/src/.env.development
@@ -1,6 +1,6 @@
 NODE_ENV=dev
 PORT=3003
-MONGO_URL=mongodb://localhost:27017/novu-db
+MONGO_URL=mongodb://127.0.0.1:27017/novu-db
 
 NEW_RELIC_ENABLED=true
 NEW_RELIC_APP_NAME="[DEV] - WEBHOOK"
diff --git a/apps/webhook/src/.env.test b/apps/webhook/src/.env.test
index 26226c931ec..8331ce6467d 100644
--- a/apps/webhook/src/.env.test
+++ b/apps/webhook/src/.env.test
@@ -1,4 +1,4 @@
-MONGO_URL=mongodb://localhost:27017/novu-test
+MONGO_URL=mongodb://127.0.0.1:27017/novu-test
 PORT=1341
 NODE_ENV=test
 
diff --git a/apps/webhook/src/.example.env b/apps/webhook/src/.example.env
index 2f2af83b8b1..524561b87af 100644
--- a/apps/webhook/src/.example.env
+++ b/apps/webhook/src/.example.env
@@ -1,6 +1,6 @@
 NODE_ENV=local
 PORT=3003
-MONGO_URL=mongodb://localhost:27017/novu-db
+MONGO_URL=mongodb://127.0.0.1:27017/novu-db
 MONGO_MAX_POOL_SIZE=500
 
 LOGGING_LEVEL=info
diff --git a/apps/webhook/src/webhooks/e2e/email-webhook.e2e.ts b/apps/webhook/src/webhooks/e2e/email-webhook.e2e.ts
index 433e7858008..ebd9767aedc 100644
--- a/apps/webhook/src/webhooks/e2e/email-webhook.e2e.ts
+++ b/apps/webhook/src/webhooks/e2e/email-webhook.e2e.ts
@@ -7,7 +7,7 @@ import axios from 'axios';
 const axiosInstance = axios.create();
 
 const callSendgridWebhook = async (environmentId, organizationId, webhookBody) => {
-  const serverUrl = `http://localhost:${process.env.PORT}`;
+  const serverUrl = `http://127.0.0.1:${process.env.PORT}`;
 
   const { data } = await axiosInstance.post(
     `${serverUrl}/webhooks/organizations/${organizationId}/environments/${environmentId}/email/sendgrid`,
diff --git a/apps/widget/.env b/apps/widget/.env
index 3309aba99e0..978677690ac 100644
--- a/apps/widget/.env
+++ b/apps/widget/.env
@@ -1,6 +1,6 @@
 SKIP_PREFLIGHT_CHECK=true
-REACT_APP_API_URL=http://localhost:3000
-REACT_APP_WS_URL=http://localhost:3002
+REACT_APP_API_URL=http://127.0.0.1:3000
+REACT_APP_WS_URL=http://127.0.0.1:3002
 GLOBAL_CONTEXT_PATH=
 WIDGET_CONTEXT_PATH=
 
diff --git a/apps/widget/Dockerfile b/apps/widget/Dockerfile
index 28fe6f1a0f5..5a002e1f3be 100644
--- a/apps/widget/Dockerfile
+++ b/apps/widget/Dockerfile
@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.10-nodejs16-alpine
+FROM nikolaik/python-nodejs:python3.10-nodejs20-alpine
 ENV NX_DAEMON=false
 
 WORKDIR /usr/src/app
diff --git a/apps/widget/cypress.config.ts b/apps/widget/cypress.config.ts
index 065a21cc23f..089cb9d1f74 100644
--- a/apps/widget/cypress.config.ts
+++ b/apps/widget/cypress.config.ts
@@ -6,7 +6,7 @@ export default defineConfig({
   projectId: 'kedzap',
   env: {
     NODE_ENV: 'test',
-    API_URL: 'http://localhost:1336',
+    API_URL: 'http://127.0.0.1:1336',
   },
   e2e: {
     /*
@@ -17,7 +17,7 @@ export default defineConfig({
       // eslint-disable-next-line import/extensions
       return require('./cypress/plugins/index.ts')(on, config);
     },
-    baseUrl: 'http://localhost:3500',
+    baseUrl: 'http://127.0.0.1:3500',
     specPattern: 'cypress/e2e/**/*.{js,jsx,ts,tsx}',
   },
 });
diff --git a/apps/widget/cypress/e2e/initialization.spec.ts b/apps/widget/cypress/e2e/initialization.spec.ts
index b5eaed19152..925f5de14a7 100644
--- a/apps/widget/cypress/e2e/initialization.spec.ts
+++ b/apps/widget/cypress/e2e/initialization.spec.ts
@@ -33,8 +33,8 @@ describe('Initialization with enabled HMAC encryption in shell', function () {
       .as('session')
       .then((session: any) => {
         cy.wait(500);
-        Cypress.config('baseUrl', 'http://localhost:3500');
-        const WidgetURL = `http://localhost:3500/${session.environment.identifier}`;
+        Cypress.config('baseUrl', 'http://127.0.0.1:3500');
+        const WidgetURL = `http://127.0.0.1:3500/${session.environment.identifier}`;
         return cy.forceVisit(WidgetURL);
       });
     cy.wait('@sessionInitialize', {
diff --git a/apps/widget/cypress/plugins/index.ts b/apps/widget/cypress/plugins/index.ts
index 9f2576bc22f..2c2f930e0dc 100644
--- a/apps/widget/cypress/plugins/index.ts
+++ b/apps/widget/cypress/plugins/index.ts
@@ -55,14 +55,14 @@ module.exports = (on, config) => {
 
     async clearDatabase() {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
       await dal.destroy();
       return true;
     },
 
     async seedDatabase() {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
 
       const session = new UserSession(config.env.API_URL);
 
@@ -71,7 +71,7 @@ module.exports = (on, config) => {
 
     async getSession({ settings, templateOverride }) {
       const dal = new DalService();
-      await dal.connect('mongodb://localhost:27017/novu-test');
+      await dal.connect('mongodb://127.0.0.1:27017/novu-test');
 
       const session = new UserSession(config.env.API_URL);
       await session.initialize({
diff --git a/apps/widget/cypress/support/commands.ts b/apps/widget/cypress/support/commands.ts
index 798528dc82e..5b13f181fe1 100644
--- a/apps/widget/cypress/support/commands.ts
+++ b/apps/widget/cypress/support/commands.ts
@@ -17,7 +17,7 @@ Cypress.Commands.add('openWidget', (settings = {}) => {
 Cypress.Commands.add(
   'initializeShellSession',
   ({ subscriberId, identifier, encryptedHmacHash, tabs, stores }: IInitializeShellSessionSettings) => {
-    cy.visit('http://localhost:4700/cypress/test-shell', { log: false });
+    cy.visit('http://127.0.0.1:4700/cypress/test-shell', { log: false });
 
     return cy
       .window()
diff --git a/apps/widget/cypress/test-shell/index.html b/apps/widget/cypress/test-shell/index.html
index 80dae4631b5..f21a0ca1126 100644
--- a/apps/widget/cypress/test-shell/index.html
+++ b/apps/widget/cypress/test-shell/index.html
@@ -209,7 +209,7 @@ <h1 class="text-3xl font-bold leading-tight text-gray-900">
     elt.src = t;
     var before = o.getElementsByTagName(f)[0];
     before.parentNode.insertBefore(elt, before);
-  })(window, document, "http://localhost:4702/embed.umd.min.js", "novu", "script");
+  })(window, document, "http://127.0.0.1:4702/embed.umd.min.js", "novu", "script");
 
 </script>
 </body>
diff --git a/apps/widget/index.html b/apps/widget/index.html
index 7a99c2119d6..7a617d81528 100644
--- a/apps/widget/index.html
+++ b/apps/widget/index.html
@@ -287,7 +287,7 @@ <h1 class="text-3xl font-bold leading-tight text-gray-900">Dashboard</h1>
         elt.src = t;
         var before = o.getElementsByTagName(f)[0];
         before.parentNode.insertBefore(elt, before);
-      })(window, document, 'http://localhost:4702/embed.umd.min.js', 'novu', 'script');
+      })(window, document, 'http://127.0.0.1:4702/embed.umd.min.js', 'novu', 'script');
 
       novu.init(
         '<REPLACE_APPLICATION_ID>',
diff --git a/apps/widget/package.json b/apps/widget/package.json
index b5f6579567d..e35743adad8 100644
--- a/apps/widget/package.json
+++ b/apps/widget/package.json
@@ -6,10 +6,10 @@
     "start": "react-app-rewired start",
     "start:dev": "cross-env PORT=4500 pnpm start",
     "start:cli:local": "pnpm start:shell:test & pnpm start:shell:embed & cross-env PORT=3500 pnpm start",
-    "start:test": "pnpm start:shell:test & pnpm start:shell:embed & cross-env NODE_ENV=test REACT_APP_API_URL=http://localhost:1336 REACT_APP_WS_URL=http://localhost:1340 PORT=3500 pnpm start",
+    "start:test": "pnpm start:shell:test & pnpm start:shell:embed & cross-env NODE_ENV=test REACT_APP_API_URL=http://127.0.0.1:1336 REACT_APP_WS_URL=http://127.0.0.1:1340 PORT=3500 pnpm start",
     "envsetup": "chmod +x ./env.sh && ./env.sh && mv env-config.js ./public/env-config.js",
     "envsetup:docker": "chmod +x ./env.sh && ./env.sh && mv ./env-config.js ./build/env-config.js",
-    "start:static:build": "pnpm envsetup:docker && http-server build -p 4500 --proxy http://localhost:4500?",
+    "start:static:build": "pnpm envsetup:docker && http-server build -p 4500 --proxy http://127.0.0.1:4500?",
     "start:docker": "pnpm build && pnpm start:static:build",
     "docker:build": "docker buildx build -f ./Dockerfile -t novu-widget ./../..",
     "docker:build:depot": "depot build -f ./Dockerfile -t novu-widget ./../.. --load",
diff --git a/apps/widget/src/config/index.ts b/apps/widget/src/config/index.ts
index a276a19c7d5..e15bfd6c4cc 100644
--- a/apps/widget/src/config/index.ts
+++ b/apps/widget/src/config/index.ts
@@ -3,11 +3,11 @@ import { getContextPath, NovuComponentEnum } from '@novu/shared';
 
 export const API_URL =
   isBrowser() && (window as any).Cypress
-    ? window._env_.REACT_APP_API_URL || process.env.REACT_APP_API_URL || 'http://localhost:1336'
-    : window._env_.REACT_APP_API_URL || process.env.REACT_APP_API_URL || 'http://localhost:3000';
+    ? window._env_.REACT_APP_API_URL || process.env.REACT_APP_API_URL || 'http://127.0.0.1:1336'
+    : window._env_.REACT_APP_API_URL || process.env.REACT_APP_API_URL || 'http://127.0.0.1:3000';
 export const WS_URL =
   isBrowser() && (window as any).Cypress
-    ? window._env_.REACT_APP_WS_URL || process.env.REACT_APP_WS_URL || 'http://localhost:1340'
-    : window._env_.REACT_APP_WS_URL || process.env.REACT_APP_WS_URL || 'http://localhost:3002';
+    ? window._env_.REACT_APP_WS_URL || process.env.REACT_APP_WS_URL || 'http://127.0.0.1:1340'
+    : window._env_.REACT_APP_WS_URL || process.env.REACT_APP_WS_URL || 'http://127.0.0.1:3002';
 
 export const CONTEXT_PATH = getContextPath(NovuComponentEnum.WIDGET);
diff --git a/apps/worker/Dockerfile b/apps/worker/Dockerfile
index d7f2687c034..13ae856459f 100644
--- a/apps/worker/Dockerfile
+++ b/apps/worker/Dockerfile
@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.10-nodejs16-alpine as dev_base
+FROM nikolaik/python-nodejs:python3.10-nodejs20-alpine as dev_base
 RUN apk --update --no-cache add curl
 ENV NX_DAEMON=false
 
diff --git a/apps/worker/src/.env.development b/apps/worker/src/.env.development
index e1166b622f2..91b0d980695 100644
--- a/apps/worker/src/.env.development
+++ b/apps/worker/src/.env.development
@@ -50,7 +50,7 @@ REDIS_CLUSTER_KEY_PREFIX=
 # MONGO_URL=
 
 # Storage
-# S3_LOCAL_STACK=http://localhost:4566
+# S3_LOCAL_STACK=http://127.0.0.1:4566
 # S3_BUCKET_NAME=novu-local
 # S3_REGION=us-east-1
 # GCS_BUCKET_NAME=novu-local
diff --git a/apps/worker/src/.env.production b/apps/worker/src/.env.production
index 4ab605f9f39..dd96a2166b4 100644
--- a/apps/worker/src/.env.production
+++ b/apps/worker/src/.env.production
@@ -53,7 +53,7 @@ REDIS_CLUSTER_KEY_PREFIX=
 MONGO_MIN_POOL_SIZE=50
 
 # Storage
-# S3_LOCAL_STACK=http://localhost:4566
+# S3_LOCAL_STACK=http://127.0.0.1:4566
 # S3_BUCKET_NAME=novu-local
 # S3_REGION=us-east-1
 # GCS_BUCKET_NAME=novu-local
diff --git a/apps/worker/src/.env.test b/apps/worker/src/.env.test
index ae103fd303d..75a727062fe 100644
--- a/apps/worker/src/.env.test
+++ b/apps/worker/src/.env.test
@@ -53,7 +53,7 @@ REDIS_CLUSTER_KEY_PREFIX=
 MONGO_URL=mongodb://127.0.0.1:27017/novu-test
 
 # Storage
-S3_LOCAL_STACK=http://localhost:4566
+S3_LOCAL_STACK=http://127.0.0.1:4566
 S3_BUCKET_NAME=novu-test
 S3_REGION=us-east-1
 # GCS_BUCKET_NAME=novu-test
diff --git a/apps/worker/src/.example.env b/apps/worker/src/.example.env
index c4b44759e9a..50b7b095580 100644
--- a/apps/worker/src/.example.env
+++ b/apps/worker/src/.example.env
@@ -48,11 +48,11 @@ IS_IN_MEMORY_CLUSTER_MODE_ENABLED=false
 # REDIS_CLUSTER_KEY_PREFIX=
 
 # MongoDB
-MONGO_URL=mongodb://localhost:27017/novu-db
+MONGO_URL=mongodb://127.0.0.1:27017/novu-db
 MONGO_MAX_POOL_SIZE=500
 
 # Storage
-S3_LOCAL_STACK=http://localhost:4566
+S3_LOCAL_STACK=http://127.0.0.1:4566
 S3_BUCKET_NAME=novu-local
 S3_REGION=us-east-1
 # GCS_BUCKET_NAME=novu-local
diff --git a/apps/worker/src/app/health/e2e/health-check.e2e.ts b/apps/worker/src/app/health/e2e/health-check.e2e.ts
index 9bcc4f98e80..4a79d74c183 100644
--- a/apps/worker/src/app/health/e2e/health-check.e2e.ts
+++ b/apps/worker/src/app/health/e2e/health-check.e2e.ts
@@ -6,7 +6,7 @@ describe('Health-check', () => {
   let testAgent;
 
   before(async () => {
-    testAgent = defaults(request(`http://localhost:${process.env.PORT}`));
+    testAgent = defaults(request(`http://127.0.0.1:${process.env.PORT}`));
   });
 
   describe('/health-check (GET)', () => {
diff --git a/apps/ws/Dockerfile b/apps/ws/Dockerfile
index 8f71b41eeec..1be83a9c56d 100644
--- a/apps/ws/Dockerfile
+++ b/apps/ws/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:16-alpine3.16
+FROM node:20-alpine3.16
 
 ARG BULL_MQ_PRO_TOKEN
 ENV BULL_MQ_PRO_NPM_TOKEN=$BULL_MQ_PRO_TOKEN
diff --git a/apps/ws/src/.env.development b/apps/ws/src/.env.development
index fd24ac4b07d..bc250ca4443 100644
--- a/apps/ws/src/.env.development
+++ b/apps/ws/src/.env.development
@@ -1,6 +1,6 @@
 NODE_ENV=dev
 PORT=3002
-MONGO_URL=mongodb://localhost:27017/novu-db
+MONGO_URL=mongodb://127.0.0.1:27017/novu-db
 REDIS_PORT=6379
 REDIS_HOST=localhost
 REDIS_PREFIX=
diff --git a/apps/ws/src/.env.test b/apps/ws/src/.env.test
index 93d25a0ec66..f486b36654d 100644
--- a/apps/ws/src/.env.test
+++ b/apps/ws/src/.env.test
@@ -1,4 +1,4 @@
-MONGO_URL=mongodb://localhost:27017/novu-test
+MONGO_URL=mongodb://127.0.0.1:27017/novu-test
 REDIS_PORT=6379
 REDIS_HOST=localhost
 REDIS_DB_INDEX=1
diff --git a/apps/ws/src/.example.env b/apps/ws/src/.example.env
index 8a544e6e5a5..64ab3ca3d1b 100644
--- a/apps/ws/src/.example.env
+++ b/apps/ws/src/.example.env
@@ -1,6 +1,6 @@
 NODE_ENV=local
 PORT=3002
-MONGO_URL=mongodb://localhost:27017/novu-db
+MONGO_URL=mongodb://127.0.0.1:27017/novu-db
 MONGO_MAX_POOL_SIZE=500
 REDIS_PORT=6379
 REDIS_HOST=localhost
diff --git a/docker/.env.example b/docker/.env.example
index c22de1aea1f..1bf5d02a39f 100644
--- a/docker/.env.example
+++ b/docker/.env.example
@@ -12,7 +12,7 @@ REDIS_PASSWORD=
 REDIS_CACHE_SERVICE_HOST=
 
 # AWS
-S3_LOCAL_STACK=http://localhost:4566
+S3_LOCAL_STACK=http://127.0.0.1:4566
 S3_BUCKET_NAME=novu-local
 S3_REGION=us-east-1
 AWS_ACCESS_KEY_ID=test
@@ -25,16 +25,16 @@ REDIS_CACHE_SERVICE_PORT=6379
 WS_PORT=3002
 
 # Root URL
-REACT_APP_WS_URL=http://localhost:3002
+REACT_APP_WS_URL=http://127.0.0.1:3002
 # Uncomment this one when deploying Novu in the local environment
-# as Web app local Dockerfile will have to load this to be used. 
+# as Web app local Dockerfile will have to load this to be used.
 # Deployment version doesn't need as we inject it with API_ROOT_URL value.
-# REACT_APP_API_URL=http://localhost:3000
-API_ROOT_URL=http://localhost:3000
+# REACT_APP_API_URL=http://127.0.0.1:3000
+API_ROOT_URL=http://127.0.0.1:3000
 DISABLE_USER_REGISTRATION=false
 FRONT_BASE_URL=http://client:4200
-WIDGET_EMBED_PATH=http://localhost:4701/embed.umd.min.js
-WIDGET_URL=http://localhost:4500
+WIDGET_EMBED_PATH=http://127.0.0.1:4701/embed.umd.min.js
+WIDGET_URL=http://127.0.0.1:4500
 
 # Context Paths
 # Only needed for setups with reverse-proxies
diff --git a/docker/Readme.md b/docker/Readme.md
index 91bdc55bc5f..edffe85eeb3 100644
--- a/docker/Readme.md
+++ b/docker/Readme.md
@@ -29,7 +29,7 @@ cp .env.example ./local/deployment/.env
 docker-compose -f ./local/deployment/docker-compose.yml up
 ```
 
-Now visit [http://localhost:4200](http://localhost:4200) to start using Novu.
+Now visit [http://127.0.0.1:4200](http://127.0.0.1:4200) to start using Novu.
 
 ### Securing your setup
 
diff --git a/docker/kubernetes/helm/templates/localstack-secrets.yaml b/docker/kubernetes/helm/templates/localstack-secrets.yaml
index e6058adba0a..0194a33bbe6 100644
--- a/docker/kubernetes/helm/templates/localstack-secrets.yaml
+++ b/docker/kubernetes/helm/templates/localstack-secrets.yaml
@@ -14,7 +14,7 @@ metadata:
   {{- end }}
 type: Opaque
 data:
-  endpoint:  {{ "http://localhost:4566" | b64enc | quote }}
+  endpoint:  {{ "http://127.0.0.1:4566" | b64enc | quote }}
   bucketName: {{ "novu-local"  | b64enc | quote }}
   region: {{ "us-east-1" | b64enc | quote }}
   accessKey: {{ "test" | b64enc | quote }}
diff --git a/docker/kubernetes/helm/values.yaml b/docker/kubernetes/helm/values.yaml
index b3ebf762278..2f992032bce 100644
--- a/docker/kubernetes/helm/values.yaml
+++ b/docker/kubernetes/helm/values.yaml
@@ -1570,10 +1570,10 @@ web:
 
   ## @param web.apiExternalEndpoint The external endpoint of the API
   ##
-  apiExternalEndpoint: http://localhost:3000
+  apiExternalEndpoint: http://127.0.0.1:3000
 
   ## @param web.wsExternalEndpoint The external websocket endpoint of the API
-  wsExternalEndpoint: ws://localhost:3002
+  wsExternalEndpoint: ws://127.0.0.1:3002
 
 ## @section Persistence Parameters
 ##
diff --git a/docker/kubernetes/kustomize/env-dev b/docker/kubernetes/kustomize/env-dev
index f6153b84c66..6cb3d452b0b 100644
--- a/docker/kubernetes/kustomize/env-dev
+++ b/docker/kubernetes/kustomize/env-dev
@@ -13,7 +13,7 @@ REDIS_CACHE_SERVICE_HOST=novu-redis-dev
 REDIS_CACHE_SERVICE_PORT=6379
 
 # AWS
-S3_LOCAL_STACK=http://localhost:4566
+S3_LOCAL_STACK=http://127.0.0.1:4566
 S3_BUCKET_NAME=novu-local
 S3_REGION=us-east-1
 AWS_ACCESS_KEY_ID=test
@@ -25,13 +25,13 @@ REDIS_PORT=6379
 WS_PORT=3002
 
 # Root URL
-REACT_APP_API_URL=http://localhost:3000
-REACT_APP_WS_URL=http://localhost:3002
-API_ROOT_URL=http://localhost:3000
+REACT_APP_API_URL=http://127.0.0.1:3000
+REACT_APP_WS_URL=http://127.0.0.1:3002
+API_ROOT_URL=http://127.0.0.1:3000
 DISABLE_USER_REGISTRATION=false
 FRONT_BASE_URL=http://client:4200
-WIDGET_EMBED_PATH=http://localhost:4701/embed.umd.min.js
-WIDGET_URL=http://localhost:4500
+WIDGET_EMBED_PATH=http://127.0.0.1:4701/embed.umd.min.js
+WIDGET_URL=http://127.0.0.1:4500
 
 # Context Paths
 # Only needed for setups with reverse-proxies
diff --git a/docker/local/development/docker-compose.redis-cluster.yml b/docker/local/development/docker-compose.redis-cluster.yml
index 0b7c6e6d4f8..72559636ac7 100644
--- a/docker/local/development/docker-compose.redis-cluster.yml
+++ b/docker/local/development/docker-compose.redis-cluster.yml
@@ -13,7 +13,7 @@ services:
       - "${TMPDIR:-/tmp/localstack}:/tmp/localstack"
       - "/var/run/docker.sock:/var/run/docker.sock"
     healthcheck:
-      test: "bash -c 'AWS_ACCESS_KEY_ID=test AWS_SECRET_ACCESS_KEY=test aws --endpoint-url=http://localhost:4566 s3 ls'"
+      test: "bash -c 'AWS_ACCESS_KEY_ID=test AWS_SECRET_ACCESS_KEY=test aws --endpoint-url=http://127.0.0.1:4566 s3 ls'"
       retries: 5
       interval: 10s
   mongo:
@@ -25,7 +25,7 @@ services:
     volumes:
       - "${TMPDIR:-/tmp/mongo}:/db/data"
     healthcheck:
-      test: "bash -c 'mongo --host localhost:27017 --eval \"printjson(rs.status())\"'"
+      test: "bash -c 'mongo --host 127.0.0.1:27017 --eval \"printjson(rs.status())\"'"
       retries: 5
       interval: 10s
 
diff --git a/docker/local/development/docker-compose.yml b/docker/local/development/docker-compose.yml
index 6a3b35e5b57..7b455a81961 100644
--- a/docker/local/development/docker-compose.yml
+++ b/docker/local/development/docker-compose.yml
@@ -13,7 +13,7 @@ services:
       - "${TMPDIR:-/tmp/localstack}:/tmp/localstack"
       - "/var/run/docker.sock:/var/run/docker.sock"
     healthcheck:
-      test: "bash -c 'AWS_ACCESS_KEY_ID=test AWS_SECRET_ACCESS_KEY=test aws --endpoint-url=http://localhost:4566 s3 ls'"
+      test: "bash -c 'AWS_ACCESS_KEY_ID=test AWS_SECRET_ACCESS_KEY=test aws --endpoint-url=http://127.0.0.1:4566 s3 ls'"
       retries: 5
       interval: 10s
   mongo:
@@ -25,7 +25,7 @@ services:
     volumes:
       - "${TMPDIR:-/tmp/mongo}:/db/data"
     healthcheck:
-      test: "bash -c 'mongo --host localhost:27017 --eval \"printjson(rs.status())\"'"
+      test: "bash -c 'mongo --host 127.0.0.1:27017 --eval \"printjson(rs.status())\"'"
       retries: 5
       interval: 10s
   redis:
diff --git a/docker/local/docker-compose.localstack.yml b/docker/local/docker-compose.localstack.yml
index 45c71dfcbe7..2ccb6fa485f 100644
--- a/docker/local/docker-compose.localstack.yml
+++ b/docker/local/docker-compose.localstack.yml
@@ -13,6 +13,6 @@ services:
       - "${TMPDIR:-/tmp/localstack}:/tmp/localstack"
       - "/var/run/docker.sock:/var/run/docker.sock"
     healthcheck:
-      test: "bash -c 'AWS_ACCESS_KEY_ID=test AWS_SECRET_ACCESS_KEY=test aws --endpoint-url=http://localhost:4566 s3 ls'"
+      test: "bash -c 'AWS_ACCESS_KEY_ID=test AWS_SECRET_ACCESS_KEY=test aws --endpoint-url=http://127.0.0.1:4566 s3 ls'"
       retries: 15
       interval: 10s
diff --git a/libs/embed/Dockerfile b/libs/embed/Dockerfile
index dc9c70fe1c4..fa9ef210533 100644
--- a/libs/embed/Dockerfile
+++ b/libs/embed/Dockerfile
@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.10-nodejs16-alpine
+FROM nikolaik/python-nodejs:python3.10-nodejs20-alpine
 
 WORKDIR /usr/src/app
 
diff --git a/libs/embed/src/shared/resources.js b/libs/embed/src/shared/resources.js
index 752fc3a301a..e8f7ada0139 100644
--- a/libs/embed/src/shared/resources.js
+++ b/libs/embed/src/shared/resources.js
@@ -11,14 +11,14 @@ if (process.env.ENVIRONMENT === 'production') {
   ResourcesConstants = {
     API_URL: '',
     IFRAME_URL: process.env.WIDGET_URL || 'https://dev.widget.novu.co',
-    WWW_URL: process.env.WIDGET_URL || 'http://localhost:3500',
+    WWW_URL: process.env.WIDGET_URL || 'http://127.0.0.1:3500',
     SENTRY_DSN: '',
   };
 } else {
   ResourcesConstants = {
     API_URL: '',
-    IFRAME_URL: process.env.WIDGET_URL || 'http://localhost:3500',
-    WWW_URL: process.env.WIDGET_URL || 'http://localhost:3500',
+    IFRAME_URL: process.env.WIDGET_URL || 'http://127.0.0.1:3500',
+    WWW_URL: process.env.WIDGET_URL || 'http://127.0.0.1:3500',
     SENTRY_DSN: '',
   };
 }
diff --git a/libs/testing/src/notifications.service.ts b/libs/testing/src/notifications.service.ts
index 18537532623..9da91a68682 100644
--- a/libs/testing/src/notifications.service.ts
+++ b/libs/testing/src/notifications.service.ts
@@ -9,7 +9,7 @@ export class NotificationsService {
 
   async triggerEvent(name: string, subscriberId: string, payload = {}) {
     await axios.post(
-      'http://localhost:1336/v1/events/trigger',
+      'http://127.0.0.1:1336/v1/events/trigger',
       {
         name,
         to: subscriberId,
diff --git a/libs/testing/src/user.session.ts b/libs/testing/src/user.session.ts
index a94fa540c4f..a2121969054 100644
--- a/libs/testing/src/user.session.ts
+++ b/libs/testing/src/user.session.ts
@@ -77,7 +77,7 @@ export class UserSession {
 
   apiKey: string;
 
-  constructor(public serverUrl = `http://localhost:${process.env.PORT}`) {
+  constructor(public serverUrl = `http://127.0.0.1:${process.env.PORT}`) {
     this.jobsService = new JobsService();
   }
 
diff --git a/package.json b/package.json
index c59218575fb..957dbb03323 100644
--- a/package.json
+++ b/package.json
@@ -188,7 +188,7 @@
     }
   },
   "engines": {
-    "node": ">=13.0.0 <17.0.0",
+    "node": ">=20 <21",
     "pnpm": "^8.9.0"
   },
   "dependencies": {
diff --git a/packages/application-generic/src/.env.test b/packages/application-generic/src/.env.test
index 03f5fd1f712..6a267ff4825 100644
--- a/packages/application-generic/src/.env.test
+++ b/packages/application-generic/src/.env.test
@@ -1,12 +1,12 @@
 GOOGLE_OAUTH_CLIENT_ID=11
 GOOGLE_OAUTH_CLIENT_SECRET=11
-GOOGLE_OAUTH_REDIRECT=http://localhost:3000/v1/auth/google/callback
+GOOGLE_OAUTH_REDIRECT=http://127.0.0.1:3000/v1/auth/google/callback
 STORE_ENCRYPTION_KEY="<ENCRYPTION_KEY_MUST_BE_32_LONG>"
 BLUEPRINT_CREATOR="<BLUEPRINT_CREATOR>"
 
-CLIENT_SUCCESS_AUTH_REDIRECT=http://localhost:4200/auth/login
+CLIENT_SUCCESS_AUTH_REDIRECT=http://127.0.0.1:4200/auth/login
 
-MONGO_URL=mongodb://localhost:27017/novu-test
+MONGO_URL=mongodb://127.0.0.1:27017/novu-test
 MONGO_MAX_POOL_SIZE=500
 REDIS_PORT=6379
 REDIS_HOST=localhost
@@ -37,8 +37,8 @@ REDIS_CLUSTER_KEEP_ALIVE=
 REDIS_CLUSTER_FAMILY=
 REDIS_CLUSTER_KEY_PREFIX=
 
-SYNC_PATH=http://localhost:3001
-API_ROOT_URL=http://localhost:3000
+SYNC_PATH=http://127.0.0.1:3001
+API_ROOT_URL=http://127.0.0.1:3000
 DISABLE_USER_REGISTRATION=false
 PORT=1337
 JWT_SECRET=ASD#asda23DFEFSFHG%fg
@@ -47,14 +47,14 @@ SENDGRID_API_KEY=SG.123123
 S3_ACCESS_KEY=
 S3_SECRET=
 REDIS_ARENA_PORT=4568
-FRONT_BASE_URL=http://localhost:4200
+FRONT_BASE_URL=http://127.0.0.1:4200
 RELEASLY_MAIL=support@starter.co
-BACK_OFFICE_URL=http://localhost:5200
+BACK_OFFICE_URL=http://127.0.0.1:5200
 INTERCOM_API_KEY=
 GLOBAL_CONTEXT_PATH=
 API_CONTEXT_PATH=
 
-S3_LOCAL_STACK=http://localhost:4566
+S3_LOCAL_STACK=http://127.0.0.1:4566
 S3_BUCKET_NAME=novu-test
 S3_REGION=us-east-1
 GCS_BUCKET_NAME=novu-test
@@ -71,7 +71,7 @@ MAIL_SERVER_DOMAIN=
 
 VERCEL_CLIENT_ID=
 VERCEL_CLIENT_SECRET=
-VERCEL_REDIRECT_URI=http://localhost:4200/auth/login
+VERCEL_REDIRECT_URI=http://127.0.0.1:4200/auth/login
 VERCEL_BASE_URL=https://api.vercel.com
 
 FF_IS_TOPIC_NOTIFICATION_ENABLED=true
diff --git a/packages/application-generic/src/services/auth/shared.ts b/packages/application-generic/src/services/auth/shared.ts
index 2dc554d42dc..ec58c24496f 100644
--- a/packages/application-generic/src/services/auth/shared.ts
+++ b/packages/application-generic/src/services/auth/shared.ts
@@ -13,7 +13,7 @@ export const buildOauthRedirectUrl = (request): string => {
    */
   if (
     redirectUrl &&
-    redirectUrl.startsWith('http://localhost:') &&
+    redirectUrl.startsWith('http://127.0.0.1:') &&
     !redirectUrl.includes('@')
   ) {
     url = redirectUrl;
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 201506e9bd8..c14bca2fc0b 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -11,7 +11,7 @@
     "format": "prettier --write \"src/**/*.ts\"",
     "precommit": "lint-staged",
     "start": "pnpm start:dev",
-    "start:dev": "cross-env NODE_ENV=dev NOVU_EMBED_PATH=http://localhost:4701/embed.umd.min.js NOVU_API_ADDRESS=http://localhost:3000 NOVU_CLIENT_LOGIN=http://localhost:4200/auth/login CLI_SEGMENT_WRITE_KEY=GdQ594CEBj4pU6RFldDOjKJwZjxZOsIj TZ=UTC nodemon init",
+    "start:dev": "cross-env NODE_ENV=dev NOVU_EMBED_PATH=http://127.0.0.1:4701/embed.umd.min.js NOVU_API_ADDRESS=http://127.0.0.1:3000 NOVU_CLIENT_LOGIN=http://127.0.0.1:4200/auth/login CLI_SEGMENT_WRITE_KEY=GdQ594CEBj4pU6RFldDOjKJwZjxZOsIj TZ=UTC nodemon init",
     "start:test": "cross-env NODE_ENV=test PORT=1336 TZ=UTC nodemon init",
     "start:debug": "cross-env TZ=UTC nodemon --config nodemon-debug.json",
     "start:prod": "cross-env TZ=UTC node dist/index.js"
diff --git a/packages/headless/src/lib/headless.service.test.ts b/packages/headless/src/lib/headless.service.test.ts
index b833569ded3..062e0ef1aae 100644
--- a/packages/headless/src/lib/headless.service.test.ts
+++ b/packages/headless/src/lib/headless.service.test.ts
@@ -162,8 +162,8 @@ Storage.prototype.removeItem = jest.fn();
 
 describe('headless.service', () => {
   const options = {
-    backendUrl: 'http://localhost:3000',
-    socketUrl: 'http://localhost:3001',
+    backendUrl: 'http://127.0.0.1:3000',
+    socketUrl: 'http://127.0.0.1:3001',
     applicationIdentifier: 'applicationIdentifier',
     subscriberId: 'subscriberId',
     subscriberHash: 'subscriberHash',
diff --git a/packages/notification-center-angular/.vscode/launch.json b/packages/notification-center-angular/.vscode/launch.json
index 740e35a0c04..0693cba63e7 100644
--- a/packages/notification-center-angular/.vscode/launch.json
+++ b/packages/notification-center-angular/.vscode/launch.json
@@ -7,14 +7,14 @@
       "type": "pwa-chrome",
       "request": "launch",
       "preLaunchTask": "npm: start",
-      "url": "http://localhost:4200/"
+      "url": "http://127.0.0.1:4200/"
     },
     {
       "name": "ng test",
       "type": "chrome",
       "request": "launch",
       "preLaunchTask": "npm: test",
-      "url": "http://localhost:9876/debug.html"
+      "url": "http://127.0.0.1:9876/debug.html"
     }
   ]
 }
diff --git a/providers/email-webhook/src/lib/email-webhook.provider.spec.ts b/providers/email-webhook/src/lib/email-webhook.provider.spec.ts
index 1a1bd1e5a08..940aa799376 100644
--- a/providers/email-webhook/src/lib/email-webhook.provider.spec.ts
+++ b/providers/email-webhook/src/lib/email-webhook.provider.spec.ts
@@ -9,7 +9,7 @@ test('should trigger email-webhook-provider library correctly', async () => {
   jest.spyOn(axios, 'post').mockImplementation(fakePost);
 
   const provider = new EmailWebhookProvider({
-    webhookUrl: 'http://localhost:8080/webhook',
+    webhookUrl: 'http://127.0.0.1:8080/webhook',
     hmacSecretKey: 'super-secret-key',
     retryDelay: 1,
     retryCount: 1,
@@ -30,7 +30,7 @@ test('should trigger email-webhook-provider library correctly', async () => {
 
   expect(fakePost).toHaveBeenCalled();
   expect(fakePost).toHaveBeenCalledWith(
-    'http://localhost:8080/webhook',
+    'http://127.0.0.1:8080/webhook',
     '{"to":["johndoe@example.com"],"from":"janedoe@example.com","subject":"test","html":"<h1>test</h1>","text":"test"}',
     {
       headers: {
diff --git a/providers/push-webhook/src/lib/push-webhook.provider.spec.ts b/providers/push-webhook/src/lib/push-webhook.provider.spec.ts
index 489702c72a0..a23e465a6dd 100644
--- a/providers/push-webhook/src/lib/push-webhook.provider.spec.ts
+++ b/providers/push-webhook/src/lib/push-webhook.provider.spec.ts
@@ -13,7 +13,7 @@ test('should trigger push-webhook library correctly', async () => {
   jest.spyOn(axios, 'post').mockImplementation(fakePost);
 
   const provider = new PushWebhookPushProvider({
-    webhookUrl: 'http://localhost:8080/webhook',
+    webhookUrl: 'http://127.0.0.1:8080/webhook',
     hmacSecretKey: 'super-secret-key',
   });
 
@@ -33,7 +33,7 @@ test('should trigger push-webhook library correctly', async () => {
 
   expect(fakePost).toHaveBeenCalled();
   expect(fakePost).toHaveBeenCalledWith(
-    'http://localhost:8080/webhook',
+    'http://127.0.0.1:8080/webhook',
     JSON.stringify({
       title: 'Test',
       content: 'Test push',
diff --git a/scripts/dev-environment-setup.sh b/scripts/dev-environment-setup.sh
index bb848bdec22..63fa2d3702b 100755
--- a/scripts/dev-environment-setup.sh
+++ b/scripts/dev-environment-setup.sh
@@ -261,7 +261,7 @@ check_nvm () {
 }
 
 install_node () {
-    NODE_JS_VERSION="v16.15.1"
+    NODE_JS_VERSION="v20.8.1"
 
     SKIP="$(check_nvm)"
 
@@ -512,4 +512,3 @@ install_os_dependencies () {
 install_os_dependencies
 clone_monorepo
 refresh_shell
-
diff --git a/scripts/jarvis.js b/scripts/jarvis.js
index 9113298b61d..28725c43a8b 100644
--- a/scripts/jarvis.js
+++ b/scripts/jarvis.js
@@ -120,10 +120,10 @@ async function setupRunner() {
       console.log(`
         Everything is running 🎊
 
-        Web: http://localhost:4200
-        Widget: http://localhost:4500
-        API: http://localhost:3000
-        Worker: http://localhost:3004
+        Web: http://127.0.0.1:4200
+        Widget: http://127.0.0.1:4500
+        API: http://127.0.0.1:3000
+        Worker: http://127.0.0.1:3004
       `);
     } else if (answers.runConfiguration === WEB_PROJECT) {
       try {
@@ -153,10 +153,10 @@ async function setupRunner() {
         console.log(`
           Everything is running 🎊
         
-          Web: http://localhost:4200
-          API: http://localhost:3000
-          WS: http://localhost:3002
-          Worker: http://localhost:3004
+          Web: http://127.0.0.1:4200
+          API: http://127.0.0.1:3000
+          WS: http://127.0.0.1:3002
+          Worker: http://127.0.0.1:3004
         `);
       } catch (e) {
         console.error(`Failed to spin up the project ❌`, e);
@@ -178,8 +178,8 @@ async function setupRunner() {
       console.log(`
         Everything is running 🎊
 
-        API: http://localhost:3000
-        Worker: http://localhost:3004
+        API: http://127.0.0.1:3000
+        Worker: http://127.0.0.1:3004
       `);
     } else if (answers.runApiConfiguration === API_INTEGRATION_TESTS) {
       shell.exec('nx run-many --target=build --projects=@novu/api,@novu/worker');