diff --git a/.github/workflows/prettier.yml b/.github/workflows/prettier.yml
new file mode 100644
index 00000000..f5351aeb
--- /dev/null
+++ b/.github/workflows/prettier.yml
@@ -0,0 +1,31 @@
+name: Prettier
+
+on:
+  push:
+    branches:
+      - main
+      - dev
+    tags:
+      - "**"
+  pull_request:
+    branches:
+      - "**"
+
+jobs:
+  prettier:
+    name: Prettier
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Run Prettier
+        run: npm run prettier
diff --git a/.gitignore b/.gitignore
index ea8c4bf7..8f0678cc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /target
+/node_modules
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 00000000..ceba34a9
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,28 @@
+{
+  "name": "clvm-rs",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "devDependencies": {
+        "prettier": "^3.3.2"
+      }
+    },
+    "node_modules/prettier": {
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.3.2.tgz",
+      "integrity": "sha512-rAVeHYMcv8ATV5d508CFdn+8/pHPpXeIid1DdrPwXnaAdH7cqjVbpJaT5eq4yRAFU/lsbwYwSF/n5iNrdJHPQA==",
+      "dev": true,
+      "license": "MIT",
+      "bin": {
+        "prettier": "bin/prettier.cjs"
+      },
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/prettier/prettier?sponsor=1"
+      }
+    }
+  }
+}
diff --git a/package.json b/package.json
new file mode 100644
index 00000000..0e5e7447
--- /dev/null
+++ b/package.json
@@ -0,0 +1,10 @@
+{
+  "private": true,
+  "scripts": {
+    "prettier": "prettier --check .",
+    "fmt": "prettier --write ."
+  },
+  "devDependencies": {
+    "prettier": "^3.3.2"
+  }
+}