diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index f116fe8..a7d9be4 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -37,3 +37,44 @@ jobs:
     - run: deno task dnt
     - run: bun run ./test_runner.js
       working-directory: ${{ github.workspace }}/npm/
+
+  publish:
+    if: github.event_name == 'push'
+    needs: [test]
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+    steps:
+    - uses: actions/checkout@v4
+    - uses: denoland/setup-deno@v1
+      with:
+        deno-version: v1.x
+    - uses: actions/setup-node@v4
+      with:
+        node-version: lts/*
+    - if: github.ref_type == 'branch'
+      run: |
+        jq \
+          --arg build "$GITHUB_RUN_NUMBER" \
+          --arg commit "${GITHUB_SHA::8}" \
+          '.version = .version + "-dev." + $build + "+" + $commit' \
+          deno.json > deno.json.tmp
+        mv deno.json.tmp deno.json
+    - if: github.ref_type == 'tag'
+      run: '[[ "$(jq -r .version deno.json)" = "$GITHUB_REF_NAME" ]]'
+    - run: 'deno task dnt "$(jq -r .version deno.json)"'
+      env:
+        DNT_TEST: false
+    - run: |
+        set -ex
+        npm config set //registry.npmjs.org/:_authToken "$NPM_AUTH_TOKEN"
+        if [[ "$GITHUB_REF_TYPE" = "tag" ]]; then
+          npm publish --provenance --access public
+        else
+          npm publish --provenance --access public --tag dev
+        fi
+      env:
+        NPM_AUTH_TOKEN: ${{ secrets.NPM_AUTH_TOKEN }}
+      working-directory: ${{ github.workspace }}/npm/
+    - run: deno publish --allow-dirty
diff --git a/README.md b/README.md
index 99863d5..9a5475f 100644
--- a/README.md
+++ b/README.md
@@ -3,4 +3,15 @@
 @fedify/redis
 =============
 
+[![JSR][JSR badge]][JSR]
+[![npm][npm badge]][npm]
+[![GitHub Actions][GitHub Actions badge]][GitHub Actions]
+
 Redis drivers for Fedify.
+
+[JSR]: https://jsr.io/@fedify/redis
+[JSR badge]: https://jsr.io/badges/@fedify/redis
+[npm]: https://www.npmjs.com/package/@fedify/redis
+[npm badge]: https://img.shields.io/npm/v/@fedify/redis?logo=npm
+[GitHub Actions]: https://github.com/dahlia/fedify-redis/actions/workflows/main.yaml
+[GitHub Actions badge]: https://github.com/dahlia/fedify-redis/actions/workflows/main.yaml/badge.svg
diff --git a/dnt.ts b/dnt.ts
index 1bf395e..f845de0 100644
--- a/dnt.ts
+++ b/dnt.ts
@@ -44,7 +44,7 @@ await build({
   typeCheck: "both",
   declaration: "separate",
   declarationMap: true,
-  test: true,
+  test: Deno.env.get("DNT_TEST") !== "false",
   async postBuild() {
     await Deno.copyFile("LICENSE", "npm/LICENSE");
     await Deno.copyFile("README.md", "npm/README.md");