diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000000..c4d0ea891b
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,17 @@
+version: 2
+updates:
+  - package-ecosystem: "pip"
+    directory: "/"
+    schedule:
+      interval: "daily"
+    labels:
+      - "dependency"
+    open-pull-requests-limit: 10
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    labels:
+      - "dependency"
+    open-pull-requests-limit: 10
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index fa9cbeb8d6..dc919e03c7 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -8,7 +8,7 @@ on:
   pull_request: ~
 
 env:
-  CACHE_VERSION: 0
+  CACHE_VERSION: 1
   DEFAULT_PYTHON: 3.6
   PRE_COMMIT_CACHE: ~/.cache/pre-commit
 
@@ -18,42 +18,31 @@ jobs:
     name: Prepare base dependencies
     runs-on: ubuntu-latest
     outputs:
-      astroid-hash: ${{ steps.fetch-astroid-hash.outputs.hash }}
       python-key: ${{ steps.generate-python-key.outputs.key }}
       pre-commit-key: ${{ steps.generate-pre-commit-key.outputs.key }}
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ env.DEFAULT_PYTHON }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
-      - name: Fetch astroid commit hash
-        id: fetch-astroid-hash
-        run: >-
-          echo "::set-output name=hash::"$(
-            curl -s https://api.github.com/repos/PyCQA/astroid/branches/master |
-            grep -E '^    "sha": "(\S*)' | awk '{print substr($0, 13, 40)}')
       - name: Generate partial Python venv restore key
         id: generate-python-key
         run: >-
           echo "::set-output name=key::base-venv-${{ env.CACHE_VERSION }}-${{
             hashFiles('pylint/__pkg_info__.py', 'requirements_test.txt',
-                      'requirements_test_pypy.txt', 'requirements_docs.txt') }}-${{
-            steps.fetch-astroid-hash.outputs.hash }}"
+                      'requirements_test_min.txt', 'requirements_docs.txt') }}"
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: >-
             ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
             steps.generate-python-key.outputs.key }}
           restore-keys: |
-            ${{ runner.os }}-${{ steps.python.outputs.python-version }}-base-venv-${{ env.CACHE_VERSION }}-${{
-              hashFiles('pylint/__pkg_info__.py', 'requirements_test.txt',
-                        'requirements_test_pypy.txt', 'requirements_docs.txt') }}-
             ${{ runner.os }}-${{ steps.python.outputs.python-version }}-base-venv-${{ env.CACHE_VERSION }}-
       - name: Create Python virtual environment
         if: steps.cache-venv.outputs.cache-hit != 'true'
@@ -61,7 +50,6 @@ jobs:
           python -m venv venv
           . venv/bin/activate
           python -m pip install -U pip setuptools wheel
-          pip uninstall -y astroid
           pip install -U -r requirements_test.txt
           pip install -U -r requirements_docs.txt
           pip install -e .
@@ -72,7 +60,7 @@ jobs:
             hashFiles('.pre-commit-config.yaml') }}"
       - name: Restore pre-commit environment
         id: cache-precommit
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: ${{ env.PRE_COMMIT_CACHE }}
           key: >-
@@ -91,15 +79,15 @@ jobs:
     needs: prepare-base
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ env.DEFAULT_PYTHON }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
@@ -111,7 +99,7 @@ jobs:
           exit 1
       - name: Restore pre-commit environment
         id: cache-precommit
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: ${{ env.PRE_COMMIT_CACHE }}
           key: ${{ runner.os }}-${{ needs.prepare-base.outputs.pre-commit-key }}
@@ -132,15 +120,15 @@ jobs:
     needs: prepare-base
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ env.DEFAULT_PYTHON }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
@@ -161,15 +149,15 @@ jobs:
     needs: prepare-base
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ env.DEFAULT_PYTHON }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
@@ -193,41 +181,30 @@ jobs:
       matrix:
         python-version: [3.6, 3.7, 3.8, 3.9]
     outputs:
-      astroid-hash: ${{ steps.fetch-astroid-hash.outputs.hash }}
       python-key: ${{ steps.generate-python-key.outputs.key }}
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ matrix.python-version }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Fetch astroid commit hash
-        id: fetch-astroid-hash
-        run: >-
-          echo "::set-output name=hash::"$(
-            curl -s https://api.github.com/repos/PyCQA/astroid/branches/master |
-            grep -E '^    "sha": "(\S*)' | awk '{print substr($0, 13, 40)}')
       - name: Generate partial Python venv restore key
         id: generate-python-key
         run: >-
           echo "::set-output name=key::venv-${{ env.CACHE_VERSION }}-${{
             hashFiles('pylint/__pkg_info__.py', 'requirements_test.txt',
-                      'requirements_test_pypy.txt') }}-${{
-            steps.fetch-astroid-hash.outputs.hash }}"
+                      'requirements_test_min.txt') }}"
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: >-
             ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
             steps.generate-python-key.outputs.key }}
           restore-keys: |
-            ${{ runner.os }}-${{ steps.python.outputs.python-version }}-venv-${{ env.CACHE_VERSION }}-${{
-            hashFiles('pylint/__pkg_info__.py', 'requirements_test.txt',
-                      'requirements_test_pypy.txt') }}-
             ${{ runner.os }}-${{ steps.python.outputs.python-version }}-venv-${{ env.CACHE_VERSION }}-
       - name: Create Python virtual environment
         if: steps.cache-venv.outputs.cache-hit != 'true'
@@ -235,7 +212,6 @@ jobs:
           python -m venv venv
           . venv/bin/activate
           python -m pip install -U pip setuptools wheel
-          pip uninstall -y astroid
           pip install -U -r requirements_test.txt
           pip install -e .
 
@@ -249,15 +225,15 @@ jobs:
         python-version: [3.6, 3.7, 3.8, 3.9]
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ matrix.python-version }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ matrix.python-version }}
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
@@ -270,9 +246,9 @@ jobs:
       - name: Run pytest
         run: |
           . venv/bin/activate
-          coverage run -m pytest --benchmark-disable tests/
+          pytest --benchmark-disable --cov --cov-report= tests/
       - name: Upload coverage artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v2.2.2
         with:
           name: coverage-${{ matrix.python-version }}
           path: .coverage
@@ -288,15 +264,15 @@ jobs:
       COVERAGERC_FILE: .coveragerc
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ matrix.python-version }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ matrix.python-version }}
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
@@ -307,7 +283,7 @@ jobs:
           echo "Failed to restore Python venv from cache"
           exit 1
       - name: Download all coverage artifacts
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v2.0.8
       - name: Combine coverage results
         run: |
           . venv/bin/activate
@@ -370,43 +346,82 @@ jobs:
           path: .benchmarks/
 
 
+  prepare-tests-windows:
+    name: Prepare tests for Python ${{ matrix.python-version }} (Windows)
+    runs-on: windows-latest
+    strategy:
+      matrix:
+        python-version: [3.6, 3.7, 3.8, 3.9]
+    outputs:
+      python-key: ${{ steps.generate-python-key.outputs.key }}
+    steps:
+      - name: Check out code from GitHub
+        uses: actions/checkout@v2.3.4
+      - name: Set up Python ${{ matrix.python-version }}
+        id: python
+        uses: actions/setup-python@v2.2.1
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Generate partial Python venv restore key
+        id: generate-python-key
+        run: >-
+          echo "::set-output name=key::venv-${{ env.CACHE_VERSION }}-${{
+            hashFiles('pylint/__pkg_info__.py', 'requirements_test_min.txt') }}"
+      - name: Restore Python virtual environment
+        id: cache-venv
+        uses: actions/cache@v2.1.4
+        with:
+          path: venv
+          key: >-
+            ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
+            steps.generate-python-key.outputs.key }}
+          restore-keys: |
+            ${{ runner.os }}-${{ steps.python.outputs.python-version }}-venv-${{ env.CACHE_VERSION }}-
+      - name: Create Python virtual environment
+        if: steps.cache-venv.outputs.cache-hit != 'true'
+        run: |
+          python -m venv venv
+          . venv\\Scripts\\activate
+          python -m pip install -U pip setuptools wheel
+          pip install -U -r requirements_test_min.txt
+          pip install -e .
+
   pytest-windows:
     name: Run tests Python ${{ matrix.python-version }} (Windows)
     runs-on: windows-latest
+    needs: prepare-tests-windows
     strategy:
       fail-fast: false
       matrix:
-        include:
-          - python-version: 3.6
-            tox-env: py36
-          - python-version: 3.7
-            tox-env: py37
-          - python-version: 3.8
-            tox-env: py38
-          - python-version: 3.9
-            tox-env: py39
+        python-version: [3.6, 3.7, 3.8, 3.9]
     steps:
       - name: Set temp directory
         run: echo "TEMP=$env:USERPROFILE\AppData\Local\Temp" >> $env:GITHUB_ENV
         # Workaround to set correct temp directory on Windows
         # https://github.com/actions/virtual-environments/issues/712
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ matrix.python-version }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Create Python virtual environment
+      - name: Restore Python virtual environment
+        id: cache-venv
+        uses: actions/cache@v2.1.4
+        with:
+          path: venv
+          key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
+            needs.prepare-tests-windows.outputs.python-key }}
+      - name: Fail job if Python cache restore failed
+        if: steps.cache-venv.outputs.cache-hit != 'true'
         run: |
-          python -m venv venv
-          . venv\\Scripts\\activate
-          python -m pip install -U pip setuptools wheel
-          pip install tox
-      - name: Run tox
+          echo "Failed to restore Python venv from cache"
+          exit 1
+      - name: Run pytest
         run: |
           . venv\\Scripts\\activate
-          tox -e ${{ matrix.tox-env }}
+          pytest --benchmark-disable tests/
 
 
   prepare-tests-pypy:
@@ -416,39 +431,29 @@ jobs:
       matrix:
         python-version: ["pypy3"]
     outputs:
-      astroid-hash: ${{ steps.fetch-astroid-hash.outputs.hash }}
       python-key: ${{ steps.generate-python-key.outputs.key }}
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ matrix.python-version }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Fetch astroid commit hash
-        id: fetch-astroid-hash
-        run: >-
-          echo "::set-output name=hash::"$(
-            curl -s https://api.github.com/repos/PyCQA/astroid/branches/master |
-            grep -E '^    "sha": "(\S*)' | awk '{print substr($0, 13, 40)}')
       - name: Generate partial Python venv restore key
         id: generate-python-key
         run: >-
           echo "::set-output name=key::venv-${{ env.CACHE_VERSION }}-${{
-            hashFiles('pylint/__pkg_info__.py', 'requirements_test_pypy.txt') }}-${{
-            steps.fetch-astroid-hash.outputs.hash }}"
+            hashFiles('pylint/__pkg_info__.py', 'requirements_test_min.txt') }}"
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: >-
             ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
             steps.generate-python-key.outputs.key }}
           restore-keys: |
-            ${{ runner.os }}-${{ steps.python.outputs.python-version }}-venv-${{ env.CACHE_VERSION }}-${{
-              hashFiles('pylint/__pkg_info__.py', 'requirements_test_pypy.txt') }}-
             ${{ runner.os }}-${{ steps.python.outputs.python-version }}-venv-${{ env.CACHE_VERSION }}-
       - name: Create Python virtual environment
         if: steps.cache-venv.outputs.cache-hit != 'true'
@@ -456,8 +461,7 @@ jobs:
           python -m venv venv
           . venv/bin/activate
           python -m pip install -U pip setuptools wheel
-          pip uninstall -y astroid
-          pip install -U -r requirements_test_pypy.txt
+          pip install -U -r requirements_test_min.txt
           pip install -e .
 
   pytest-pypy:
@@ -470,15 +474,15 @@ jobs:
         python-version: ["pypy3"]
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v2
+        uses: actions/checkout@v2.3.4
       - name: Set up Python ${{ matrix.python-version }}
         id: python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v2.2.1
         with:
           python-version: ${{ matrix.python-version }}
       - name: Restore Python virtual environment
         id: cache-venv
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: venv
           key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 298a4b5a01..c840044b99 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -47,7 +47,7 @@ repos:
         types: [python]
         exclude: tests/functional/|tests/input|tests/extensions/data|tests/regrtest_data/|tests/data/|doc/
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.800
+    rev: v0.812
     hooks:
     -   id: mypy
         name: mypy
diff --git a/ChangeLog b/ChangeLog
index df57bcf571..a74175e6f3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -7,6 +7,9 @@ What's New in Pylint 2.8.0?
 ..
   Put new features here
 
+* Workflow and packaging improvements
+
+
 What's New in Pylint 2.7.2?
 ===========================
 ..
diff --git a/README.rst b/README.rst
index 1ce0700e64..115a852dfb 100644
--- a/README.rst
+++ b/README.rst
@@ -2,12 +2,8 @@
 README for Pylint - https://pylint.pycqa.org/
 =============================================
 
-.. image:: https://travis-ci.org/PyCQA/pylint.svg?branch=master
-    :target: https://travis-ci.org/PyCQA/pylint
-
-.. image:: https://ci.appveyor.com/api/projects/status/rbvwhakyj1y09atb/branch/master?svg=true
-    :alt: AppVeyor Build Status
-    :target: https://ci.appveyor.com/project/PCManticore/pylint
+.. image:: https://github.com/PyCQA/pylint/actions/workflows/ci.yaml/badge.svg?branch=master
+    :target: https://github.com/PyCQA/pylint/actions
 
 .. image:: https://coveralls.io/repos/github/PyCQA/pylint/badge.svg?branch=master
     :target: https://coveralls.io/github/PyCQA/pylint?branch=master
diff --git a/pylint/__pkginfo__.py b/pylint/__pkginfo__.py
index 5d78adfea2..a4f8d4e19f 100644
--- a/pylint/__pkginfo__.py
+++ b/pylint/__pkginfo__.py
@@ -50,9 +50,9 @@
 
 extras_require = {}
 extras_require[':sys_platform=="win32"'] = ["colorama"]
-extras_require["docs"] = ["sphinx~=3.2", "python-docs-theme"]
+extras_require["docs"] = ["sphinx==3.5.1", "python-docs-theme==2020.12"]
 
-license = "GPL"
+license = "GPL-2.0-or-later"
 description = "python code static checker"
 web = "https://github.com/PyCQA/pylint"
 mailinglist = "mailto:code-quality@python.org"
diff --git a/requirements_docs.txt b/requirements_docs.txt
index 10783d349a..a299f539fe 100644
--- a/requirements_docs.txt
+++ b/requirements_docs.txt
@@ -1,2 +1,2 @@
-sphinx~=3.2
-python-docs-theme
+Sphinx==3.5.1
+python-docs-theme==2020.12
diff --git a/requirements_test.txt b/requirements_test.txt
index c2bc9cecae..f30968e9b2 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -1,4 +1,9 @@
 -r requirements_test_pre_commit.txt
--r requirements_test_pypy.txt
-pre-commit
-pyenchant
+-r requirements_test_min.txt
+coveralls==3.0.0
+coverage==5.4.0
+pre-commit==2.10.1
+pyenchant==3.2.0
+pytest-cov==2.11.1
+pytest-profiling==1.7.0
+pytest-xdist==2.2.1
diff --git a/requirements_test_min.txt b/requirements_test_min.txt
new file mode 100644
index 0000000000..3370e8c4c4
--- /dev/null
+++ b/requirements_test_min.txt
@@ -0,0 +1,3 @@
+astroid==2.5.0
+pytest==6.2.2
+pytest-benchmark==3.2.3
diff --git a/requirements_test_pre_commit.txt b/requirements_test_pre_commit.txt
index 1399e7d93b..1acddec25d 100644
--- a/requirements_test_pre_commit.txt
+++ b/requirements_test_pre_commit.txt
@@ -2,4 +2,4 @@ autoflake==1.4
 black==20.8b1
 flake8==3.8.4
 isort==5.7.0
-mypy==0.800
+mypy==0.812
diff --git a/requirements_test_pypy.txt b/requirements_test_pypy.txt
deleted file mode 100644
index b64d5cdf96..0000000000
--- a/requirements_test_pypy.txt
+++ /dev/null
@@ -1,7 +0,0 @@
-astroid @ git+git://github.com/PyCQA/astroid.git@astroid-2.5
-coveralls
-coverage<5.0
-pytest
-pytest-xdist
-pytest-benchmark
-pytest-profiling
diff --git a/tests/regrtest_data/duplicate_data_raw_strings/__init__.py b/tests/regrtest_data/duplicate_data_raw_strings/__init__.py
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/tests/test_self.py b/tests/test_self.py
index 27bb342abe..5dad21948c 100644
--- a/tests/test_self.py
+++ b/tests/test_self.py
@@ -54,7 +54,7 @@
 from pylint.utils import utils
 
 HERE = abspath(dirname(__file__))
-CLEAN_PATH = re.escape(dirname(dirname(__file__)) + "/")
+CLEAN_PATH = re.escape(dirname(dirname(__file__)) + os.path.sep)
 
 
 @contextlib.contextmanager
@@ -144,7 +144,8 @@ def _run_pylint(args, out, reporter=None):
     @staticmethod
     def _clean_paths(output):
         """Normalize path to the tests directory."""
-        return re.sub(CLEAN_PATH, "", output.replace("\\", "/"), flags=re.MULTILINE)
+        output = re.sub(CLEAN_PATH, "", output, flags=re.MULTILINE)
+        return output.replace("\\", "/")
 
     def _test_output(self, args, expected_output):
         out = StringIO()
diff --git a/tox.ini b/tox.ini
index 390e11b9dc..69a1c5d74d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,8 +6,7 @@ skip_missing_interpreters = true
 
 [testenv:pylint]
 deps =
-   git+https://github.com/pycqa/astroid@master
-   pytest
+    -r {toxinidir}/requirements_test_min.txt
 commands =
     # This would be greatly simplified by a solution for https://github.com/PyCQA/pylint/issues/352
     pylint -rn --rcfile={toxinidir}/pylintrc --load-plugins=pylint.extensions.docparams, pylint.extensions.mccabe \
@@ -38,127 +37,79 @@ commands =
 [testenv:formatting]
 basepython = python3
 deps =
-    pre-commit
-    sphinx
-    pytest
+    -r {toxinidir}/requirements_test_min.txt
+    pre-commit==2.10.1
 commands =
     pre-commit run --all-files
-changedir = {toxinidir}
 
 
 [testenv:mypy]
 basepython = python3
 deps =
-    pre-commit
+    pre-commit==2.10.1
 commands =
     pre-commit run mypy --all-files
 
 
 [testenv]
-deps =
-   https://github.com/PyCQA/astroid/tarball/master#egg=astroid
-   coverage<5.0
-   mccabe
-   isort
-   pytest
-   pytest-xdist
-   pytest-benchmark
-   pytest-profiling
 setenv =
     COVERAGE_FILE = {toxinidir}/.coverage.{envname}
+deps =
+    -r {toxinidir}/requirements_test.txt
 commands =
     ; Run tests, ensuring all benchmark tests do not run
-    python -Wignore -m coverage run -m pytest --benchmark-disable {toxinidir}/tests/ {posargs:}
-
-    ; Transform absolute path to relative path
-    ; for compatibility with coveralls.io and fix 'source not available' error.
-    ; If you can find a cleaner way is welcome
-    python -c "import os;cov_strip_abspath = open(os.environ['COVERAGE_FILE'], 'r').read().replace('.tox' + os.sep + os.path.relpath('{envsitepackagesdir}', '{toxworkdir}') + os.sep, '');open(os.environ['COVERAGE_FILE'], 'w').write(cov_strip_abspath)"
-changedir = {toxworkdir}
+    pytest --benchmark-disable {toxinidir}/tests/ {posargs:}
 
 
 [testenv:spelling]
 deps =
-   https://github.com/PyCQA/astroid/tarball/master#egg=astroid
-   pytest
-   pytest-xdist
-   pyenchant
-commands =
-    python -Wi -m pytest {toxinidir}/tests/ {posargs:} -k unittest_spelling
-changedir = {toxworkdir}
-
-
-[testenv:coveralls]
-setenv =
-    COVERAGE_FILE = {toxinidir}/.coverage
-passenv =
-    *
-deps =
-    coverage<5.0
-    coveralls
-skip_install = true
+    -r {toxinidir}/requirements_test.txt
 commands =
-    python -m coverage combine
-    python -m coverage report --rcfile={toxinidir}/.coveragerc -m
-    - coveralls --rcfile={toxinidir}/.coveragerc
-changedir = {toxinidir}
+    pytest {toxinidir}/tests/ {posargs:} -k unittest_spelling
 
 
 [testenv:coverage-html]
 setenv =
     COVERAGE_FILE = {toxinidir}/.coverage
 deps =
-    coverage<5
+    -r {toxinidir}/requirements_test.txt
 skip_install = true
 commands =
-    python -m coverage combine
-    python -m coverage html --ignore-errors --rcfile={toxinidir}/.coveragerc
-changedir = {toxinidir}
+    coverage combine
+    coverage html --ignore-errors --rcfile={toxinidir}/.coveragerc
 
 
 [testenv:docs]
-usedevelop = True
 changedir = doc/
-extras =
-  docs
+deps =
+    -r {toxinidir}/requirements_docs.txt
+skip_install = true
 commands =
-  sphinx-build -W -b html -d _build/doctrees . _build/html
+    sphinx-build -W -b html -d _build/doctrees . _build/html
 
 
 [testenv:benchmark]
 deps =
-   https://github.com/PyCQA/astroid/tarball/master#egg=astroid
-   coverage<5.0
-   mccabe
-   pytest
-   pytest-xdist
-   pygal
-   pytest-benchmark
+    -r {toxinidir}/requirements_test.txt
+    pygal
 commands =
     ; Run the only the benchmark tests, grouping output and forcing .json output so we
     ; can compare benchmark runs
-    python -Wi -m pytest --exitfirst \
-                         --failed-first \
-                         --benchmark-only \
-                         --benchmark-save=batch_files \
-                         --benchmark-save-data \
-                         --benchmark-autosave \
-                         {toxinidir}/tests \
-                         --benchmark-group-by="group" \
-                         {posargs:}
+    pytest --exitfirst \
+        --failed-first \
+        --benchmark-only \
+        --benchmark-save=batch_files \
+        --benchmark-save-data \
+        --benchmark-autosave {toxinidir}/tests \
+        --benchmark-group-by="group" \
+        {posargs:}
 
 [testenv:profile_against_external]
+setenv =
+    PYTEST_PROFILE_EXTERNAL = 1
 deps =
-   https://github.com/PyCQA/astroid/tarball/master#egg=astroid
+    -r {toxinidir}/requirements_test.txt
    gprof2dot
-   mccabe
-   pytest
-   pytest-profiling
-   pytest-xdist
-setenv =
-  PYTEST_PROFILE_EXTERNAL = 1
 commands =
-    python -Wi -m pytest --exitfirst \
-                         --profile-svg \
-                         {toxinidir}/tests/profile/test_profile_against_externals.py
-changedir = {toxworkdir}
+    pytest --exitfirst \
+        --profile-svg {toxinidir}/tests/profile/test_profile_against_externals.py