diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a0018f7..684f18d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,61 +1,65 @@
-name: CI
-
-# Workflow name based on selected inputs. Fallback to default Github naming when expression evaluates to empty string
-run-name: >-
-  ${{
-    inputs.release && 'CI ➤ Publish to NPM' ||
-    ''
-  }}
-
+name: Test
 on:
-  pull_request:
   push:
-    branches: [main]
   workflow_dispatch:
-    inputs:
-      release:
-        description: 'Publish new release'
-        required: true
-        default: false
-        type: boolean
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
-  cancel-in-progress: true
 
 jobs:
-  test:
+  testNode:
+    name: 'Test: Node.js ${{ matrix.node-version }}'
+    timeout-minutes: 15
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: ['18.x', '20.x', '22.x']
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: lts/*
-          cache: npm
-      - run: npm ci
-      - run: npm test
-
-  release:
-    needs: [test]
-    # only run if opt-in during workflow_dispatch
-    if: always() && github.event.inputs.release == 'true'
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          # Need to fetch entire commit history to
-          # analyze every commit since last release
-          fetch-depth: 0
-      - uses: actions/setup-node@v4
-        with:
-          node-version: lts/*
-          cache: npm
-      - run: npm ci
-        # Branches that will release new versions are defined in .releaserc.json
-      - run: npx semantic-release
-        # Don't allow interrupting the release step if the job is cancelled, as it can lead to an inconsistent state
-        # e.g. git tags were pushed but it exited before `npm publish`
-        if: always()
+          node-version: ${{ matrix.node-version }}
+      - name: Cache node modules
+        id: cache-node-modules
+        uses: actions/cache@v4
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          NPM_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}
+          cache-name: cache-node-modules
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-modules-${{ env.cache-name }}-node-${{ matrix.node-version }}-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-modules-${{ env.cache-name }}--node-${{ matrix.node-version }}-
+            ${{ runner.os }}-modules-${{ env.cache-name }}
+            ${{ runner.os }}-modules-
+            ${{ runner.os }}-
+      - name: Install dependencies
+        if: steps.cache-node-modules.outputs.cache-hit != 'true'
+        run: npm ci
+      - name: Run tests
+        run: npm run test:node
+
+  # Deno currently fails because of vitest incompatibility
+  # testDeno:
+  #   name: 'Test: Deno'
+  #   timeout-minutes: 15
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #     - uses: actions/checkout@v4
+  #     - uses: denoland/setup-deno@v1
+  #       with:
+  #         deno-version: v1.x
+  #     - name: Run tests
+  #       run: npm run test:deno
+
+  # Bun currently fails because of broken/missing TextDecoder
+  # testBun:
+  #   name: 'Test: Bun'
+  #   timeout-minutes: 15
+  #   runs-on: ubuntu-latest
+  #   continue-on-error: true
+  #   steps:
+  #     - uses: actions/checkout@v4
+  #     - uses: oven-sh/setup-bun@v1
+  #       with:
+  #         bun-version: latest
+  #     - name: Install Dependencies
+  #       run: bun install --frozen-lockfile
+  #     - name: Run tests
+  #       run: npm run test:bun
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..9e6f628
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,50 @@
+name: Release
+
+# Workflow name based on selected inputs.
+# Fallback to default GitHub naming when expression evaluates to empty string
+run-name: >-
+  ${{
+    inputs.release && 'Release ➤ Publish to NPM' ||
+    ''
+  }}
+on:
+  pull_request:
+  push:
+    branches: [main]
+  workflow_dispatch:
+    inputs:
+      release:
+        description: 'Publish new release'
+        required: true
+        default: false
+        type: boolean
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  release:
+    # only run if opt-in during workflow_dispatch
+    name: 'Release: Publish to NPM'
+    if: always() && github.event.inputs.release == 'true'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          # Need to fetch entire commit history to
+          # analyze every commit since last release
+          fetch-depth: 0
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+          cache: npm
+      - run: npm ci
+        # Branches that will release new versions are defined in .releaserc.json
+      - run: npx semantic-release
+        # Don't allow interrupting the release step if the job is cancelled, as it can lead to an inconsistent state
+        # e.g. git tags were pushed but it exited before `npm publish`
+        if: always()
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}
diff --git a/package.json b/package.json
index d3ad844..f91d3b0 100644
--- a/package.json
+++ b/package.json
@@ -45,13 +45,16 @@
     "stream.js"
   ],
   "scripts": {
-    "prebuild": "npm run clean",
     "build": "pkg-utils build && pkg-utils --strict",
     "clean": "rimraf dist coverage",
     "lint": "eslint . && tsc --noEmit",
+    "posttest": "npm run lint",
+    "prebuild": "npm run clean",
     "prepublishOnly": "npm run build",
-    "test": "vitest --reporter=verbose",
-    "posttest": "npm run lint"
+    "test": "npm run test:node",
+    "test:bun": "bun test",
+    "test:deno": "deno run --allow-write --allow-net --allow-run --allow-sys --allow-ffi --allow-env --allow-read npm:vitest",
+    "test:node": "vitest --reporter=verbose"
   },
   "author": "Espen Hovlandsdal <espen@hovlandsdal.com>",
   "keywords": [