diff --git a/.github/workflows/build-and-test-barcode.yml b/.github/workflows/build-and-test-barcode.yml
new file mode 100644
index 0000000..9642819
--- /dev/null
+++ b/.github/workflows/build-and-test-barcode.yml
@@ -0,0 +1,36 @@
+name: "Build & Test project: barcode"
+
+on:
+  push:
+    branches: [ "main" ]
+    paths:
+      - 'barcode/**'
+      - '!**/README*.md'
+  pull_request:
+    branches: [ "main" ]
+    paths:
+      - 'barcode/**'
+      - '!**/README*.md'
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    env:
+      project_dir: barcode
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v1
+      - name: Build with Gradle
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: build
+          build-root-directory: ${{ env.project_dir }}
diff --git a/.github/workflows/build-and-test-some-utils.yml b/.github/workflows/build-and-test-some-utils.yml
new file mode 100644
index 0000000..5323ac3
--- /dev/null
+++ b/.github/workflows/build-and-test-some-utils.yml
@@ -0,0 +1,36 @@
+name: "Build & Test project: some-utils"
+
+on:
+  push:
+    branches: [ "main" ]
+    paths:
+      - 'some-utils/**'
+      - '!**/README*.md'
+  pull_request:
+    branches: [ "main" ]
+    paths:
+      - 'some-utils/**'
+      - '!**/README*.md'
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    env:
+      project_dir: some-utils
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v1
+      - name: Build with Gradle
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: build
+          build-root-directory: ${{ env.project_dir }}