diff --git a/.en.utf-8.add b/.en.utf-8.add
index 7fc7509..27f844e 100644
--- a/.en.utf-8.add
+++ b/.en.utf-8.add
@@ -1,2 +1,2 @@
+Deno
 a4
-caxa
diff --git a/.github/workflows/deno.yaml b/.github/workflows/deno.yaml
new file mode 100644
index 0000000..39d6eb8
--- /dev/null
+++ b/.github/workflows/deno.yaml
@@ -0,0 +1,28 @@
+# .github/workflows/deno.yaml
+# Copyright 2023 Keith Maxwell
+# SPDX-License-Identifier: CC0-1.0
+
+name: Build
+
+on: push # yamllint disable-line rule:truthy
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+    steps:
+      - { uses: actions/checkout@v3 }
+      - { uses: denoland/setup-deno@v1, with: { deno-version: v1.x } }
+      - run: deno fmt --check
+      - run: deno lint
+      - run: >-
+          deno compile
+          --allow-env
+          --allow-read
+          --allow-write
+          --allow-run
+          --allow-net
+          a4.js
+      - { uses: actions/upload-artifact@v3, with: { name: a4, path: a4 } }
+      - uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with: { files: a4 }
diff --git a/.github/workflows/reuse.yaml b/.github/workflows/reuse.yaml
index 0a35b85..ba8c0a0 100644
--- a/.github/workflows/reuse.yaml
+++ b/.github/workflows/reuse.yaml
@@ -3,10 +3,7 @@
 # SPDX-License-Identifier: CC0-1.0
 
 name: REUSE Compliance Check
-on: # yamllint disable-line rule:truthy
-  push: { branches: [main] }
-  pull_request: { branches: [main] }
-  workflow_dispatch:
+on: push # yamllint disable-line rule:truthy
 
 jobs:
   main:
diff --git a/.gitignore b/.gitignore
index 0b1068b..a183214 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,6 @@
 /.en.utf-8.add.spl
+/a4
+/deno.lock
 /index.html
 /index.pdf
 /node_modules/
diff --git a/.reuse/dep5 b/.reuse/dep5
index 3ac6a0e..5c98bc0 100644
--- a/.reuse/dep5
+++ b/.reuse/dep5
@@ -3,6 +3,12 @@ Upstream-Name: a4
 Upstream-Contact: Keith Maxwell <keith.maxwell@gmail.com>
 Source: https://github.com/maxwell-k/a4
 
-Files: .en.utf-8.add .gitignore package.json package-lock.json README.md
+Files:
+  .en.utf-8.add
+  .gitignore
+  README.md
+  deno.json
+  package-lock.json
+  package.json
 Copyright: 2019 Keith Maxwell <keith.maxwell@gmail.com>
 License: CC0-1.0
diff --git a/README.md b/README.md
index aa1dd29..fa2fd37 100644
--- a/README.md
+++ b/README.md
@@ -29,11 +29,16 @@ Expected output:
 
 ## Offline / Single Executable Application
 
-This is an experimental installation method using [caxa]:
+This is an experimental installation method using [Deno]:
 
-    npm ci \
-    && npm exec --yes -- \
-      caxa --exclude .git  --input . --output ~/.local/bin/a4 node "{{caxa}}/a4.js"
+    deno compile --allow-env --allow-read --allow-write --allow-run --allow-net a4.js \
+    && ./a4 --version \
+    && cp a4 ~/.local/bin
+
+Rationale:
+
+1. Running with `npm exec`, like under quick start, is less effective offline
+2. Manually installing packages, like under testing, is time consuming
 
 ## Licence
 
diff --git a/a4.js b/a4.js
index df983d2..f641e61 100755
--- a/a4.js
+++ b/a4.js
@@ -27,7 +27,7 @@ let input;
 let pdf;
 
 program
-  .version("0.0.3") // also update package.json
+  .version("0.0.4") // also update package.json
   .arguments(`<source.(${extensions})> [destination.pdf]`)
   .action((source, destination) => {
     input = source;
diff --git a/deno.json b/deno.json
new file mode 100644
index 0000000..c2f5758
--- /dev/null
+++ b/deno.json
@@ -0,0 +1,5 @@
+{
+  "imports": {
+    "puppeteer-core": "https://deno.land/x/puppeteer@16.2.0/mod.ts"
+  }
+}
diff --git a/package.json b/package.json
index d79b25b..fec0214 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@maxwell-k/a4",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "type": "module",
   "description": "Create a PDF with puppeteer",
   "main": "a4.js",