diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 00000000..4f687118
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,212 @@
+name: Automatic Release Creation
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 10 * * *'
+
+jobs:
+  create-metadata:
+    runs-on: ubuntu-latest
+    outputs:
+      hash: ${{ steps.last-release.outputs.hash }}
+      version: ${{ steps.create-version.outputs.version}}
+      npm_packages: ${{ steps.create-npm-packages.outputs.npm_packages}}
+      pypi_packages: ${{ steps.create-pypi-packages.outputs.pypi_packages}}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Get last release hash
+        id: last-release
+        run: |
+          HASH=$(git rev-list --tags --max-count=1 || echo "HEAD~1")
+          echo "hash=${HASH}" >> $GITHUB_OUTPUT
+          echo "Using last release hash: ${HASH}"
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+
+      - name: Create version name
+        id: create-version
+        run: |
+          VERSION=$(uv run --script scripts/release.py generate-version)
+          echo "version $VERSION"
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+
+      - name: Create notes
+        run: |
+          HASH="${{ steps.last-release.outputs.hash }}"
+          uv run --script scripts/release.py generate-notes --directory src/ $HASH > RELEASE_NOTES.md
+          cat RELEASE_NOTES.md
+
+      - name: Release notes
+        uses: actions/upload-artifact@v4
+        with:
+          name: release-notes
+          path: RELEASE_NOTES.md
+
+      - name: Create python matrix
+        id: create-pypi-packages
+        run: |
+          HASH="${{ steps.last-release.outputs.hash }}"
+          PYPI=$(uv run --script scripts/release.py generate-matrix --pypi --directory src $HASH)
+          echo "pypi_packages $PYPI"
+          echo "pypi_packages=$PYPI" >> $GITHUB_OUTPUT
+
+      - name: Create npm matrix
+        id: create-npm-packages
+        run: |
+          HASH="${{ steps.last-release.outputs.hash }}"
+          NPM=$(uv run --script scripts/release.py generate-matrix --npm --directory src $HASH)
+          echo "npm_packages $NPM"
+          echo "npm_packages=$NPM" >> $GITHUB_OUTPUT
+
+  update-packages:
+    needs: [create-metadata]
+    if: ${{ needs.create-metadata.outputs.npm_packages != '[]' || needs.create-metadata.outputs.pypi_packages != '[]' }}
+    runs-on: ubuntu-latest
+    outputs:
+      changes_made: ${{ steps.commit.outputs.changes_made }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+
+      - name: Update packages
+        run: |
+          HASH="${{ needs.create-metadata.outputs.hash }}"
+          uv run --script scripts/release.py update-packages --directory src/ $HASH
+
+      - name: Configure git
+        run: |
+          git config --global user.name "GitHub Actions"
+          git config --global user.email "actions@github.com"
+
+      - name: Commit changes
+        id: commit
+        run: |
+          VERSION="${{ needs.create-metadata.outputs.version }}"
+          git add -u
+          if git diff-index --quiet HEAD; then
+            echo "changes_made=false" >> $GITHUB_OUTPUT
+          else
+            git commit -m 'Automatic update of packages'
+            git tag -a "$VERSION" -m "Release $VERSION"
+            git push origin "$VERSION"
+            echo "changes_made=true" >> $GITHUB_OUTPUT
+          fi
+
+  publish-pypi:
+    needs: [update-packages, create-metadata]
+    strategy:
+      fail-fast: false
+      matrix:
+        package: ${{ fromJson(needs.create-metadata.outputs.pypi_packages) }}
+    name: Build ${{ matrix.package }}
+    environment: release
+    permissions:
+      id-token: write # Required for trusted publishing
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ needs.create-metadata.outputs.version }}
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: "src/${{ matrix.package }}/.python-version"
+
+      - name: Install dependencies
+        working-directory: src/${{ matrix.package }}
+        run: uv sync --frozen --all-extras --dev
+
+      - name: Run pyright
+        working-directory: src/${{ matrix.package }}
+        run: uv run --frozen pyright
+
+      - name: Build package
+        working-directory: src/${{ matrix.package }}
+        run: uv build
+
+      - name: Publish package to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: src/${{ matrix.package }}/dist
+
+  publish-npm:
+    needs: [update-packages, create-metadata]
+    strategy:
+      fail-fast: false
+      matrix:
+        package: ${{ fromJson(needs.create-metadata.outputs.npm_packages) }}
+    name: Build ${{ matrix.package }}
+    environment: release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ needs.create-metadata.outputs.version }}
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Install dependencies
+        working-directory: src/${{ matrix.package }}
+        run: npm ci
+
+      - name: Check if version exists on npm
+        working-directory: src/${{ matrix.package }}
+        run: |
+          VERSION=$(jq -r .version package.json)
+          if npm view --json | jq --arg version "$VERSION" '[.[]][0].versions | contains([$version])'; then
+            echo "Version $VERSION already exists on npm"
+            exit 1
+          fi
+          echo "Version $VERSION is new, proceeding with publish"
+
+      - name: Build package
+        working-directory: src/${{ matrix.package }}
+        run: npm run build
+
+      - name: Publish package
+        working-directory: src/${{ matrix.package }}
+        run: |
+          npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
+
+  create-release:
+    needs: [update-packages, create-metadata, publish-pypi, publish-npm]
+    if: needs.update-packages.outputs.changes_made == 'true'
+    runs-on: ubuntu-latest
+    environment: release
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Download release notes
+        uses: actions/download-artifact@v4
+        with:
+          name: release-notes
+
+      - name: Create release
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN}}
+        run: |
+          VERSION="${{ needs.create-metadata.outputs.version }}"
+          gh release create "$VERSION" \
+            --title "Release $VERSION" \
+            --notes-file RELEASE_NOTES.md
diff --git a/scripts/release.py b/scripts/release.py
new file mode 100755
index 00000000..05d76c0a
--- /dev/null
+++ b/scripts/release.py
@@ -0,0 +1,210 @@
+#!/usr/bin/env uv run --script
+# /// script
+# requires-python = ">=3.12"
+# dependencies = [
+#     "click>=8.1.8",
+#     "tomlkit>=0.13.2"
+# ]
+# ///
+import sys
+import re
+import click
+from pathlib import Path
+import json
+import tomlkit
+import datetime
+import subprocess
+from dataclasses import dataclass
+from typing import Any, Iterator, NewType, Protocol
+
+
+Version = NewType("Version", str)
+GitHash = NewType("GitHash", str)
+
+
+class GitHashParamType(click.ParamType):
+    name = "git_hash"
+
+    def convert(
+        self, value: Any, param: click.Parameter | None, ctx: click.Context | None
+    ) -> GitHash | None:
+        if value is None:
+            return None
+
+        if not (8 <= len(value) <= 40):
+            self.fail(f"Git hash must be between 8 and 40 characters, got {len(value)}")
+
+        if not re.match(r"^[0-9a-fA-F]+$", value):
+            self.fail("Git hash must contain only hex digits (0-9, a-f)")
+
+        try:
+            # Verify hash exists in repo
+            subprocess.run(
+                ["git", "rev-parse", "--verify", value], check=True, capture_output=True
+            )
+        except subprocess.CalledProcessError:
+            self.fail(f"Git hash {value} not found in repository")
+
+        return GitHash(value.lower())
+
+
+GIT_HASH = GitHashParamType()
+
+
+class Package(Protocol):
+    path: Path
+
+    def package_name(self) -> str: ...
+
+    def update_version(self, version: Version) -> None: ...
+
+
+@dataclass
+class NpmPackage:
+    path: Path
+
+    def package_name(self) -> str:
+        with open(self.path / "package.json", "r") as f:
+            return json.load(f)["name"]
+
+    def update_version(self, version: Version):
+        with open(self.path / "package.json", "r+") as f:
+            data = json.load(f)
+            data["version"] = version
+            f.seek(0)
+            json.dump(data, f, indent=2)
+            f.truncate()
+
+
+@dataclass
+class PyPiPackage:
+    path: Path
+
+    def package_name(self) -> str:
+        with open(self.path / "pyproject.toml") as f:
+            toml_data = tomlkit.parse(f.read())
+            name = toml_data.get("project", {}).get("name")
+            if not name:
+                raise Exception("No name in pyproject.toml project section")
+            return str(name)
+
+    def update_version(self, version: Version):
+        # Update version in pyproject.toml
+        with open(self.path / "pyproject.toml") as f:
+            data = tomlkit.parse(f.read())
+            data["project"]["version"] = version
+
+        with open(self.path / "pyproject.toml", "w") as f:
+            f.write(tomlkit.dumps(data))
+
+
+def has_changes(path: Path, git_hash: GitHash) -> bool:
+    """Check if any files changed between current state and git hash"""
+    try:
+        output = subprocess.run(
+            ["git", "diff", "--name-only", git_hash, "--", "."],
+            cwd=path,
+            check=True,
+            capture_output=True,
+            text=True,
+        )
+
+        changed_files = [Path(f) for f in output.stdout.splitlines()]
+        relevant_files = [f for f in changed_files if f.suffix in [".py", ".ts"]]
+        return len(relevant_files) >= 1
+    except subprocess.CalledProcessError:
+        return False
+
+
+def gen_version() -> Version:
+    """Generate version based on current date"""
+    now = datetime.datetime.now()
+    return Version(f"{now.year}.{now.month}.{now.day}")
+
+
+def find_changed_packages(directory: Path, git_hash: GitHash) -> Iterator[Package]:
+    for path in directory.glob("*/package.json"):
+        if has_changes(path.parent, git_hash):
+            yield NpmPackage(path.parent)
+    for path in directory.glob("*/pyproject.toml"):
+        if has_changes(path.parent, git_hash):
+            yield PyPiPackage(path.parent)
+
+
+@click.group()
+def cli():
+    pass
+
+
+@cli.command("update-packages")
+@click.option(
+    "--directory", type=click.Path(exists=True, path_type=Path), default=Path.cwd()
+)
+@click.argument("git_hash", type=GIT_HASH)
+def update_packages(directory: Path, git_hash: GitHash) -> int:
+    # Detect package type
+    path = directory.resolve(strict=True)
+    version = gen_version()
+
+    for package in find_changed_packages(path, git_hash):
+        name = package.package_name()
+        package.update_version(version)
+
+        click.echo(f"{name}@{version}")
+
+    return 0
+
+
+@cli.command("generate-notes")
+@click.option(
+    "--directory", type=click.Path(exists=True, path_type=Path), default=Path.cwd()
+)
+@click.argument("git_hash", type=GIT_HASH)
+def generate_notes(directory: Path, git_hash: GitHash) -> int:
+    # Detect package type
+    path = directory.resolve(strict=True)
+    version = gen_version()
+
+    click.echo(f"# Release : v{version}")
+    click.echo("")
+    click.echo("## Updated packages")
+    for package in find_changed_packages(path, git_hash):
+        name = package.package_name()
+        click.echo(f"- {name}@{version}")
+
+    return 0
+
+
+@cli.command("generate-version")
+def generate_version() -> int:
+    # Detect package type
+    click.echo(gen_version())
+    return 0
+
+
+@cli.command("generate-matrix")
+@click.option(
+    "--directory", type=click.Path(exists=True, path_type=Path), default=Path.cwd()
+)
+@click.option("--npm", is_flag=True, default=False)
+@click.option("--pypi", is_flag=True, default=False)
+@click.argument("git_hash", type=GIT_HASH)
+def generate_matrix(directory: Path, git_hash: GitHash, pypi: bool, npm: bool) -> int:
+    # Detect package type
+    path = directory.resolve(strict=True)
+    version = gen_version()
+
+    changes = []
+    for package in find_changed_packages(path, git_hash):
+        pkg = package.path.relative_to(path)
+        if npm and isinstance(package, NpmPackage):
+            changes.append(str(pkg))
+        if pypi and isinstance(package, PyPiPackage):
+            changes.append(str(pkg))
+
+    click.echo(json.dumps(changes))
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(cli())