diff --git a/.git_archival.txt b/.git_archival.txt
new file mode 100644
index 000000000..8fb235d70
--- /dev/null
+++ b/.git_archival.txt
@@ -0,0 +1,4 @@
+node: $Format:%H$
+node-date: $Format:%cI$
+describe-name: $Format:%(describe:tags=true,match=*[0-9]*)$
+ref-names: $Format:%D$
diff --git a/.gitattributes b/.gitattributes
index 897b242c2..965a20f29 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,2 @@
 World\ population.ipynb linguist-documentation
+.git_archival.txt  export-subst
diff --git a/.github/codecov.yml b/.github/codecov.yml
index 9dc3686b0..897013a1c 100644
--- a/.github/codecov.yml
+++ b/.github/codecov.yml
@@ -1,9 +1,6 @@
 codecov:
   notify:
-    after_n_builds: 16
-
-comment:
-  after_n_builds: 16
+    wait_for_ci: true
 
 coverage:
   status:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ae67738ac..54837cd8c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,9 +10,9 @@ on:
   push:
     paths-ignore:
       - "CHANGELOG.md"
-    branches: [main]
+    branches: [ main ]
   pull_request:
-    branches: [main]
+    branches: [ main ]
   schedule:
     - cron: "0 11 * * 4"
 
@@ -20,10 +20,6 @@ permissions:
   # All nested workflows will inherit these permissions and so no need to declare
   # in each step file
   contents: read
-  # Cannot use it in codeql nested workflow without declaring it on
-  # top level workflow
-  # Ref: https://docs.github.com/en/actions/using-workflows/reusing-workflows#access-and-permissions
-  security-events: write
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
@@ -33,28 +29,41 @@ jobs:
   pre-commit:
     uses: ./.github/workflows/step_pre-commit.yml
 
-  codeql:
-    needs: [pre-commit]
+  static-analysis:
+    needs: [ pre-commit ]
     uses: ./.github/workflows/step_static-analysis.yml
+    permissions:
+      contents: read
+      security-events: write
 
   test-pip:
-    needs: [codeql]
+    needs: [ pre-commit ]
     uses: ./.github/workflows/step_tests-pip.yml
 
-  test-unit-functional-integration:
-    needs: [codeql]
-    uses: ./.github/workflows/step_test_unit_functional.yml
+  coverage:
+    needs: [ test-pip ]
+    uses: ./.github/workflows/step_coverage.yml
 
   test-conda:
-    needs: [codeql]
+    needs: [ test-pip ]
     uses: ./.github/workflows/step_tests-conda.yml
 
   test-ui:
-    needs: [codeql]
+    needs: [ test-pip ]
     uses: ./.github/workflows/step_tests-ui.yml
 
   build:
-    needs: [test-pip, test-conda, test-unit-functional-integration, test-ui]
+    needs: [ test-pip, test-conda, test-ui ]
     uses: ./.github/workflows/step_build.yml
     with:
       upload: ${{ inputs.upload-build-artifacts || false }}
+
+  pass:
+    name: Pass
+    needs: [ pre-commit, static-analysis, test-pip, coverage, test-conda, test-ui, build ]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: re-actors/alls-green@release/v1
+        with:
+          jobs: ${{ toJSON(needs) }}
+    if: always()
diff --git a/.github/workflows/comment-pr.yml b/.github/workflows/comment-pr.yml
index db2cd9d54..267dcbb70 100644
--- a/.github/workflows/comment-pr.yml
+++ b/.github/workflows/comment-pr.yml
@@ -12,7 +12,7 @@ jobs:
     name: Comment PR
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Comment PR
         uses: thollander/actions-comment-pull-request@v2
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
deleted file mode 100644
index 012783294..000000000
--- a/.github/workflows/publish.yml
+++ /dev/null
@@ -1,61 +0,0 @@
-name: Publish
-on:
-  push:
-    tags:
-      - "v[0-9]+.[0-9]+.[0-9]+"
-      - "v[0-9]+.[0-9]+.[0-9]+rc[0-9]+"
-      - "v[0-9]+.[0-9]+.[0-9]+dev[0-9]+"
-
-jobs:
-  pre-commit:
-    uses: ./.github/workflows/step_pre-commit.yml
-
-  codeql:
-    needs: [ pre-commit ]
-    uses: ./.github/workflows/step_static-analysis.yml
-
-  test-pip:
-    needs: [ codeql ]
-    uses: ./.github/workflows/step_tests-pip.yml
-
-  test-unit-functional-integration:
-    needs: [ codeql ]
-    uses: ./.github/workflows/step_test_unit_functional.yml
-
-  test-conda:
-    needs: [ codeql ]
-    uses: ./.github/workflows/step_tests-conda.yml
-
-  test-ui:
-    needs: [ codeql ]
-    uses: ./.github/workflows/step_tests-ui.yml
-
-  build:
-    needs: [ test-pip, test-conda, test-unit-functional-integration, test-ui ]
-    uses: ./.github/workflows/step_build.yml
-
-  publish:
-    needs: [ build ]
-    runs-on: ubuntu-latest
-
-    environment:
-      name: pypi
-      url: https://pypi.org/p/jupytext
-
-    permissions:
-      id-token: write
-
-    steps:
-      - name: Checkout source
-        uses: actions/checkout@v3
-
-      - name: Base Setup
-        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
-
-      - name: Build package
-        run: |
-          python -m pip install wheel build
-          python -m build
-
-      - name: Publish
-        uses: pypa/gh-action-pypi-publish@release/v1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 000000000..b315ea6dd
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,92 @@
+name: Release
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+"
+      - "v[0-9]+.[0-9]+.[0-9]+rc[0-9]+"
+      - "v[0-9]+.[0-9]+.[0-9]+dev[0-9]+"
+  workflow_dispatch:
+    inputs:
+      skip-tests:
+        type: boolean
+        description: Skip
+        default: false
+      ref:
+        type: string
+        description: Tag to release
+        required: true
+
+permissions:
+  contents: read
+
+jobs:
+  pre-commit:
+    uses: ./.github/workflows/step_pre-commit.yml
+    if: "! inputs.skip-tests"
+
+  test-pip:
+    needs: [ pre-commit ]
+    uses: ./.github/workflows/step_tests-pip.yml
+    if: "! inputs.skip-tests"
+
+  test-conda:
+    needs: [ test-pip ]
+    uses: ./.github/workflows/step_tests-conda.yml
+    if: "! inputs.skip-tests"
+
+  test-ui:
+    needs: [ test-pip ]
+    uses: ./.github/workflows/step_tests-ui.yml
+    if: "! inputs.skip-tests"
+
+  test-status:
+    needs: [ pre-commit, test-pip, test-conda, test-ui ]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: re-actors/alls-green@release/v1
+        with:
+          allowed-skips: pre-commit, test-pip, test-conda, test-ui
+          jobs: ${{ toJSON(needs) }}
+    if: always()
+
+  build:
+    needs: [ test-status ]
+    uses: ./.github/workflows/step_build.yml
+    with:
+      upload: true
+      ref: ${{ inputs.ref }}
+
+  publish:
+    needs: [ build ]
+    runs-on: ubuntu-latest
+
+    environment:
+      name: pypi
+      url: https://pypi.org/p/jupytext
+
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: dist
+          path: dist
+      - name: Publish
+        uses: pypa/gh-action-pypi-publish@release/v1
+
+  release:
+    needs: [ publish ]
+    name: Create release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.ref }}
+      - uses: softprops/action-gh-release@v1
+        with:
+          name: Jupytext ${{ inputs.ref || github.ref_name }}
+          draft: true
+          prerelease: ${{ contains(inputs.ref || github.ref, 'rc') }}
+          generate_release_notes: true
diff --git a/.github/workflows/step_build.yml b/.github/workflows/step_build.yml
index d5cb47807..8ee9106eb 100644
--- a/.github/workflows/step_build.yml
+++ b/.github/workflows/step_build.yml
@@ -1,5 +1,5 @@
 name: build
-run-name: Build test
+run-name: Build package
 
 on:
   workflow_call:
@@ -9,46 +9,29 @@ on:
         required: false
         default: false
         description: Upload build artifacts
+      ref:
+        type: string
+        description: Tag to build
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-build
-  cancel-in-progress: true
+permissions:
+  contents: read
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.ref }}
 
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+        with:
+          python_version: "3.x"
 
       - name: Build package
-        run: |
-          python -m pip install build wheel
-
-          # NOTE: These builds and verifications of the builds can be done more
-          # robustly with jupyter-releaser.
-          #
-          # Removed the check on size of package as we are distributing tests/ with
-          # sdist now and they are around 8MB. Seems like original check was to make
-          # sure we are not distributing node_modules and we are quite safe with that
-          # with hatch build system.
-          #
-          # Build jupytext package
-          python -m build
-
-          # Build lab extension(s)
-          npm pack --pack-destination dist jupyterlab/packages/*
-
-          # Check that the lab is there
-          if (($(tar -tf dist/*.tar.gz | grep jupyterlab/jupyterlab_jupytext/labextension/package.json$ | wc -l)==0)); then echo "Missing jupyterlab_jupytext" && exit 1; fi
-
-          # Install package and extension
-          python -m pip install dist/*.tar.gz
-
-          echo "Install went OK"
+        run: hatch build
 
       - name: Archive build artifacts
         uses: actions/upload-artifact@v3
diff --git a/.github/workflows/step_test_unit_functional.yml b/.github/workflows/step_coverage.yml
similarity index 58%
rename from .github/workflows/step_test_unit_functional.yml
rename to .github/workflows/step_coverage.yml
index 1bf3c9ce6..8220545d6 100644
--- a/.github/workflows/step_test_unit_functional.yml
+++ b/.github/workflows/step_coverage.yml
@@ -1,41 +1,40 @@
-name: test-categories
-run-name: Run Unit/Functional/Integration and External tests using Pip
+name: coverage
+run-name: Check coverage
 
 on:
   workflow_call:
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-test_classification
-  cancel-in-progress: true
+permissions:
+  contents: read
 
 jobs:
-  test-pip:
-    continue-on-error: ${{ matrix.experimental || false }}
+  coverage:
+    name: >
+      ${{ matrix.coverage }}
     runs-on: ubuntu-latest
 
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ "3.11" ]
         coverage: [unit, functional, integration, external]
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
         with:
-          python_version: ${{ matrix.python-version }}
+          python_version: 3.x
 
       - name: Install from source
-        run: HATCH_BUILD_HOOKS_ENABLE=false python -m pip install -e '.[test-cov,test-${{ matrix.coverage }}]' markdown-it-py~=3.0
+        run: HATCH_BUILD_HOOKS_ENABLE=false python -m pip install -e '.[test-cov,test-${{ matrix.coverage }}]'
 
       - name: Install a Jupyter Kernel
         run: python -m ipykernel install --name python_kernel --user
 
       - name: Run the tests
-        run: pytest tests/${{ matrix.coverage }} --cov
+        run: pytest tests/${{ matrix.coverage }} -n logical --cov --cov-report=xml
 
       - name: Upload the coverage
         uses: codecov/codecov-action@v3
diff --git a/.github/workflows/step_pre-commit.yml b/.github/workflows/step_pre-commit.yml
index 11bb503e3..a154d2b86 100644
--- a/.github/workflows/step_pre-commit.yml
+++ b/.github/workflows/step_pre-commit.yml
@@ -1,19 +1,18 @@
 name: pre-commit
-run-name: Pre-commit
+run-name: Run pre-commit tests
 
 on:
   workflow_call:
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-pre-commit
-  cancel-in-progress: true
+permissions:
+  contents: read
 
 jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4
@@ -26,10 +25,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+        with:
+          python_version: "3.x"
 
       # Current repo organization will not permit to set up pre-commit config for
       # TS lint related packages due to absence of package.json in the top level
diff --git a/.github/workflows/step_static-analysis.yml b/.github/workflows/step_static-analysis.yml
index deee225de..14a0d8454 100644
--- a/.github/workflows/step_static-analysis.yml
+++ b/.github/workflows/step_static-analysis.yml
@@ -4,9 +4,9 @@ run-name: Run CodeQL analysis
 on:
   workflow_call:
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-static-analysis
-  cancel-in-progress: true
+permissions:
+  contents: read
+  security-events: write
 
 jobs:
   codeql:
@@ -14,7 +14,7 @@ jobs:
     continue-on-error: true
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v2
diff --git a/.github/workflows/step_tests-conda.yml b/.github/workflows/step_tests-conda.yml
index 1f00c1a2e..4ccd01e43 100644
--- a/.github/workflows/step_tests-conda.yml
+++ b/.github/workflows/step_tests-conda.yml
@@ -1,19 +1,20 @@
 name: test-conda
-run-name: Run tests using Conda
+run-name: Run Conda tests for different OS
 
 on:
   workflow_call:
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-conda-test
-  cancel-in-progress: true
+permissions:
+  contents: read
 
 jobs:
   test-conda:
+    name: >
+      ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
         os: [ 'ubuntu-latest', 'macos-latest', 'windows-latest' ]
-        python-version: [ 3.11 ]
     runs-on: ${{ matrix.os }}
     defaults:
       run:
@@ -21,21 +22,20 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache conda
         uses: actions/cache@v3
         with:
           path: ~/conda_pkgs_dir
-          key: conda-${{ matrix.os }}-python-${{ matrix.python-version }}-${{ hashFiles('.ci/environment-ci.yml') }}
+          key: conda-${{ matrix.os }}-${{ hashFiles('.ci/environment-ci.yml') }}
 
       - name: Setup Miniconda
-        uses: conda-incubator/setup-miniconda@v2
+        uses: conda-incubator/setup-miniconda@v3
         with:
           auto-update-conda: true
           auto-activate-base: false
           activate-environment: jupytext-ci
-          python-version: ${{ matrix.python-version }}
           channels: defaults,conda-forge
           environment-file: .ci/environment-ci.yml
           use-only-tar-bz2: true
@@ -57,13 +57,10 @@ jobs:
           python -m jupyterlab.browser_check
 
       - name: Test with pytest
-        # We use an explicit coverage file otherwise the
-        # codecov action below does not find it
-        run: pytest --cov . --cov-report xml:coverage.xml
+        run: pytest -n logical --cov --cov-report=xml
 
       - name: Upload coverage
         uses: codecov/codecov-action@v3
         with:
           fail_ci_if_error: true
           verbose: true
-          files: coverage.xml
diff --git a/.github/workflows/step_tests-pip.yml b/.github/workflows/step_tests-pip.yml
index d4622b70a..600e388e3 100644
--- a/.github/workflows/step_tests-pip.yml
+++ b/.github/workflows/step_tests-pip.yml
@@ -1,29 +1,35 @@
 name: test-pip
-run-name: Run tests using Pip
+run-name: Run main tests using Pip
 
 on:
   workflow_call:
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-pip-test
-  cancel-in-progress: true
+permissions:
+  contents: read
 
 jobs:
   test-pip:
+    name: >
+      🐍 ${{ matrix.python-version }}
+      ${{ matrix.dependency_type && format('({0})', matrix.dependency_type) }}
+      ${{ matrix.markdown-it-py && format('(markdown-it-py {0})', matrix.markdown-it-py) }}
+      ${{ matrix.quarto && '(Quarto)' }}
+      ${{ matrix.no_kernel && '(No kernel)' }}
     runs-on: ubuntu-latest
 
     strategy:
+      fail-fast: false
       matrix:
         python-version: [ "3.8", "3.9", "3.10", "3.11", "3.12"]
-        markdown-it-py-version: ["~=3.0"]
-        pip-flags: [""]
         include:
+          # Test pre-release versions
           - python-version: "3.x"
-            pip-flags: "--pre --upgrade --upgrade-strategy eager"
+            dependency_type: "pre"
+          # Test minimum markdown-it-py supported (otherwise the most recent version is used)
           - python-version: "3.x"
-            markdown-it-py-version: "~=2.0"
+            markdown-it-py: "~=2.0"
           - python-version: "3.x"
-            markdown-it-py-version: ""
+            markdown-it-py: false
           - python-version: "3.x"
             no_kernel: true
           - python-version: "3.x"
@@ -31,24 +37,28 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
         with:
           python_version: ${{ matrix.python-version }}
+          dependency_type: ${{ matrix.dependency_type }}
 
       - name: Install from source
-        run: python -m pip install -e '.[test-cov,test-external]' jupyterlab ${{ matrix.markdown-it-py-version && format('markdown-it-py{0}', matrix.markdown-it-py-version) }} ${{ matrix.pip-flags }}
+        run: >
+          python -m pip install
+          -e '.[test-cov,test-external]'
+          jupyterlab
+          ${{ matrix.markdown-it-py && format('markdown-it-py{0}', matrix.markdown-it-py) || '' }}
 
       - name: Install a Jupyter Kernel
         if: ${{ !matrix.no_kernel }}
         run: python -m ipykernel install --name python_kernel --user
-
       - name: Uninstall markdown-it-py
         # Markdown-it-py is a dependency of Jupytext,
         # but Jupytext should still work if it is not installed
-        if: ${{ matrix.markdown-it-py-version == '' }}
+        if: ${{ matrix.markdown-it-py == 'false' }}
         run: python -m pip uninstall markdown-it-py --yes
 
       - name: Install Quarto
@@ -69,7 +79,7 @@ jobs:
           python -m jupyterlab.browser_check
 
       - name: Test with pytest
-        run: pytest --cov
+        run: pytest -n logical --cov --cov-report=xml
 
       - name: Upload coverage
         uses: codecov/codecov-action@v3
diff --git a/.github/workflows/step_tests-ui.yml b/.github/workflows/step_tests-ui.yml
index 2ba28b142..abc48c276 100644
--- a/.github/workflows/step_tests-ui.yml
+++ b/.github/workflows/step_tests-ui.yml
@@ -4,9 +4,8 @@ run-name: Run UI tests with Galata
 on:
   workflow_call:
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-ui-test
-  cancel-in-progress: true
+permissions:
+  contents: read
 
 jobs:
   test-ui:
@@ -15,10 +14,12 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+        with:
+          python_version: 3.x
 
       - name: Install from source
         run: python -m pip install -e '.[test-ui]'
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 998ed165b..fe4da0881 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -25,6 +25,11 @@ repos:
     - id: end-of-file-fixer
     - id: trailing-whitespace
 
+  - repo: https://github.com/pre-commit/mirrors-mypy
+    rev: "v1.7.1"
+    hooks:
+      - id: mypy
+
   - repo: https://github.com/asottile/pyupgrade
     rev: v3.15.0
     hooks:
diff --git a/jupyterlab/jupyterlab_jupytext/py.typed b/jupyterlab/jupyterlab_jupytext/py.typed
new file mode 100644
index 000000000..e69de29bb
diff --git a/pyproject.toml b/pyproject.toml
index a89176d1e..d84f4d411 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,8 +32,8 @@ classifiers = [
 ]
 dependencies = [
     "nbformat",
-    "mdit_py_plugins",
-    "markdown-it-py>=1.0.0",
+    "mdit-py-plugins",
+    "markdown-it-py>=2.0",
     "packaging",
     "pyyaml",
     "toml",
@@ -86,7 +86,7 @@ test-cov = [
 # Galata test env
 # Install a non python kernel to ensure extension is working as expected
 test-ui = [
-    "calysto_bash",
+    "calysto-bash",
 ]
 dev = [
     "jupytext[test-cov,test-external]",
@@ -94,9 +94,9 @@ dev = [
 # Documentation dependencies
 docs = [
     "sphinx",
-    "sphinx_copybutton",
-    "sphinx_rtd_theme",
-    "myst_parser",
+    "sphinx-copybutton",
+    "sphinx-rtd-theme",
+    "myst-parser",
 ]
 
 [project.scripts]
@@ -122,7 +122,6 @@ path = "src/jupytext/version.py"
 # Following config is related to JupyterLab extension
 [tool.hatch.build.targets.sdist]
 artifacts = ["jupyterlab/jupyterlab_jupytext/labextension"]
-exclude = ["demo", "**/.yarn", "**/node_modules"]
 
 [tool.hatch.build.targets.wheel]
 packages = ["src/jupytext", "src/jupytext_config", "jupyterlab/jupyterlab_jupytext"]
@@ -140,7 +139,7 @@ enable-by-default = true
 # Runtime dependency for this build hook
 # We need jupyterlab as build time depdendency to get jlpm (wrapper around yarn)
 dependencies = [
-    "hatch-jupyter-builder>=0.5", "jupyterlab>=4,<5"
+    "hatch-jupyter-builder>=0.5", "jupyterlab>=4"
 ]
 # We use npm_builder to build the jupyterlab extension
 build-function = "hatch_jupyter_builder.npm_builder"
@@ -268,5 +267,10 @@ omit = [
     "src/jupytext/version.py",
 ]
 
-[tool.coverage.xml]
-output = "coverage.xml"
+[tool.mypy]
+strict = true
+python_version = "3.11"
+warn_unused_configs = true
+show_error_codes = true
+disallow_untyped_defs = false
+follow_imports = "normal"
diff --git a/src/jupytext/py.typed b/src/jupytext/py.typed
new file mode 100644
index 000000000..e69de29bb
diff --git a/src/jupytext_config/py.typed b/src/jupytext_config/py.typed
new file mode 100644
index 000000000..e69de29bb