diff --git a/packages/yaml/README.md b/packages/yaml/README.md
new file mode 100644
index 0000000..565ac16
--- /dev/null
+++ b/packages/yaml/README.md
@@ -0,0 +1,24 @@
+# ast-grep napi language for yaml
+
+## Installation
+
+In a pnpm project, run:
+
+```bash
+pnpm install @ast-grep/lang-yaml
+pnpm install @ast-grep/napi
+# install the tree-sitter-cli if no prebuild is available
+pnpm install @tree-sitter/cli --save-dev
+```
+
+## Usage
+
+```js
+import yaml from '@ast-grep/lang-yaml'
+import { registerDynamicLanguage, parse } from '@ast-grep/napi'
+
+registerDynamicLanguage({ yaml })
+
+const sg = parse('yaml', `your code`)
+sg.root().kind()
+```
diff --git a/packages/yaml/index.d.ts b/packages/yaml/index.d.ts
new file mode 100644
index 0000000..11140a6
--- /dev/null
+++ b/packages/yaml/index.d.ts
@@ -0,0 +1,10 @@
+type LanguageRegistration = {
+  libraryPath: string
+  extensions: string[]
+  languageSymbol?: string
+  metaVarChar?: string
+  expandoChar?: string
+}
+
+declare const registration: LanguageRegistration
+export default registration
diff --git a/packages/yaml/index.js b/packages/yaml/index.js
new file mode 100644
index 0000000..28b7724
--- /dev/null
+++ b/packages/yaml/index.js
@@ -0,0 +1,9 @@
+const path = require('node:path')
+const libPath = path.join(__dirname, 'parser.so')
+
+module.exports = {
+  libraryPath: libPath,
+  extensions: ['yaml', 'yml'],
+  languageSymbol: 'tree_sitter_yaml',
+  expandoChar: '$',
+}
diff --git a/packages/yaml/nursery.js b/packages/yaml/nursery.js
new file mode 100644
index 0000000..c011c87
--- /dev/null
+++ b/packages/yaml/nursery.js
@@ -0,0 +1,12 @@
+const { setup } = require('@ast-grep/nursery')
+const languageRegistration = require('./index')
+
+setup({
+  dirname: __dirname,
+  name: 'yaml',
+  treeSitterPackage: 'tree-sitter-yaml',
+  languageRegistration,
+  testRunner: parse => {
+    // add test here
+  },
+})
diff --git a/packages/yaml/package.json b/packages/yaml/package.json
new file mode 100644
index 0000000..adfb3b6
--- /dev/null
+++ b/packages/yaml/package.json
@@ -0,0 +1,47 @@
+{
+  "name": "@ast-grep/lang-yaml",
+  "version": "0.0.1",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "build": "tree-sitter build -o parser.so",
+    "source": "node nursery.js source",
+    "prepublishOnly": "node nursery.js source",
+    "postinstall": "node postinstall.js",
+    "test": "node nursery.js test"
+  },
+  "files": [
+    "index.js",
+    "index.d.ts",
+    "type.d.ts",
+    "postinstall.js",
+    "src",
+    "prebuilds"
+  ],
+  "keywords": ["ast-grep"],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@ast-grep/setup-lang": "0.0.3"
+  },
+  "peerDependencies": {
+    "tree-sitter-cli": "0.24.6"
+  },
+  "peerDependenciesMeta": {
+    "tree-sitter-cli": {
+      "optional": true
+    }
+  },
+  "devDependencies": {
+    "@ast-grep/nursery": "0.0.2",
+    "tree-sitter-cli": "0.24.6",
+    "tree-sitter-yaml": "0.5.0"
+  },
+  "publishConfig": {
+    "access": "public",
+    "registry": "https://registry.npmjs.org/"
+  },
+  "pnpm": {
+    "onlyBuiltDependencies": ["@ast-grep/lang-yaml", "tree-sitter-cli"]
+  }
+}
diff --git a/packages/yaml/postinstall.js b/packages/yaml/postinstall.js
new file mode 100644
index 0000000..b9141ff
--- /dev/null
+++ b/packages/yaml/postinstall.js
@@ -0,0 +1,4 @@
+const { postinstall } = require('@ast-grep/setup-lang')
+postinstall({
+  dirname: __dirname,
+})
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 788f16e..7b603d6 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -402,6 +402,22 @@ importers:
         specifier: 0.24.6
         version: 0.24.6
 
+  packages/yaml:
+    dependencies:
+      '@ast-grep/setup-lang':
+        specifier: 0.0.3
+        version: 0.0.3
+    devDependencies:
+      '@ast-grep/nursery':
+        specifier: 0.0.2
+        version: 0.0.2
+      tree-sitter-cli:
+        specifier: 0.24.6
+        version: 0.24.6
+      tree-sitter-yaml:
+        specifier: 0.5.0
+        version: 0.5.0
+
   scripts/create-lang:
     dependencies:
       prompts:
@@ -442,64 +458,125 @@ importers:
 
 packages:
 
+  '@ast-grep/napi-darwin-arm64@0.33.0':
+    resolution: {integrity: sha512-FsBQiBNGbqeU6z2sjFgnV6MXuBa0wYUb4PViMnqsKLeWiO7kRii5crmXLCtdTD2hufXTG6Rll8X46AkYOAwGGQ==}
+    engines: {node: '>= 10'}
+    cpu: [arm64]
+    os: [darwin]
+
   '@ast-grep/napi-darwin-arm64@0.36.2':
     resolution: {integrity: sha512-0dzW+5SRuUxAlfwgMiUWXSvvyVD3nffzLtH5RhH2a1VXbQxi2UFWZqtfhv6e27iIUTnPfZDnZGNRw8FZgttMfQ==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [darwin]
 
+  '@ast-grep/napi-darwin-x64@0.33.0':
+    resolution: {integrity: sha512-rWo1wG7fc7K20z9ExIeN6U4QqjHhoQSpBDDnmxKTR0nIwPfyMq338sS4sWZomutxprcZDtWrekxH1lXjNvfuiA==}
+    engines: {node: '>= 10'}
+    cpu: [x64]
+    os: [darwin]
+
   '@ast-grep/napi-darwin-x64@0.36.2':
     resolution: {integrity: sha512-7TPdnq55OBXGcJLDARObI5BUFbp0AVRMGEzjnIBMWbRSowlDVTH7qBWwNAYk4auCdkwG8EBL40BUIHmagzpoCw==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [darwin]
 
+  '@ast-grep/napi-linux-arm64-gnu@0.33.0':
+    resolution: {integrity: sha512-3ZnA2k57kxfvLg4s9+6rHaCx1FbWt0EF8fumJMf5nwevu7GbVOOhCkzAetZe80FBgZuIOSR4IS2QMj9ZHI0UdQ==}
+    engines: {node: '>= 10'}
+    cpu: [arm64]
+    os: [linux]
+
   '@ast-grep/napi-linux-arm64-gnu@0.36.2':
     resolution: {integrity: sha512-/h51eEnEYCq4bclzhynH+964LQXDKXgNb2Un+Y9TLOU8VRaGNawTkZkFq+iBp8T1hl0CznnsQQsg+9pHDHprHQ==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [linux]
 
+  '@ast-grep/napi-linux-arm64-musl@0.33.0':
+    resolution: {integrity: sha512-oUGZgCaVCijFgvC+X52ttgoWUqgrIsSVJZgn+1VBY3n4mpzcoYAghFomSUbRTBUL2ebvZweA33Klqks4okY61w==}
+    engines: {node: '>= 10'}
+    cpu: [arm64]
+    os: [linux]
+
   '@ast-grep/napi-linux-arm64-musl@0.36.2':
     resolution: {integrity: sha512-RIuk0VaQW2b5uOPJzuYFQBwMZIEVnp6maXPjnatUHxfniirSI172E7LtOU/FIEpCjU9Fpq23A79S43ImFt1KLA==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [linux]
 
+  '@ast-grep/napi-linux-x64-gnu@0.33.0':
+    resolution: {integrity: sha512-QTAkfxQSsOGRza0hnkeAgJDQqR00iDerRNq42dOGIzgF+Kse491By3UmBEMG4oCbv17yYcBBlknQkzKSKtigjw==}
+    engines: {node: '>= 10'}
+    cpu: [x64]
+    os: [linux]
+
   '@ast-grep/napi-linux-x64-gnu@0.36.2':
     resolution: {integrity: sha512-Xmb50HPfRNi+iLtHp+8/dqiTd8tjArYxOdj1tZzjRndpKhFpQDVrcOnPFObDCRgxVeLovdql9A1ad6BMcEL01Q==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [linux]
 
+  '@ast-grep/napi-linux-x64-musl@0.33.0':
+    resolution: {integrity: sha512-PW6bZO7MyQsBNZv0idI/Ah6ak66T8LqZ21wBGjtQp9NDGViOtkLeu+eJJGaZjMqUdidKHKgmMKXksZHl2m8ulQ==}
+    engines: {node: '>= 10'}
+    cpu: [x64]
+    os: [linux]
+
   '@ast-grep/napi-linux-x64-musl@0.36.2':
     resolution: {integrity: sha512-RSnqCsl3OBfJWh2rETtv3o7xd4QnbB2YTh6H6oYfFhhX0tlon/V+bUXI77hU2/W73hj9GHqWZsygsF43NXn/Hw==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [linux]
 
+  '@ast-grep/napi-win32-arm64-msvc@0.33.0':
+    resolution: {integrity: sha512-ijmFQcFc32JOIQlSfnhDJpb3qFb2RhrRqfeY0EHHN1xRSGwZHfsHTSS66nKR2sREmxTIMgxXOtylKicbyyMVKA==}
+    engines: {node: '>= 10'}
+    cpu: [arm64]
+    os: [win32]
+
   '@ast-grep/napi-win32-arm64-msvc@0.36.2':
     resolution: {integrity: sha512-/Q85h8F9K2G8qig0lndZWb+ykCfhfpSN27F3i7Aw5C0Ph7S6vFH76xn3l3dJTZb2CwUSsv4JNoqmFmY4B8DExQ==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [win32]
 
+  '@ast-grep/napi-win32-ia32-msvc@0.33.0':
+    resolution: {integrity: sha512-NNIb2VK3Z2BwKp0QJSw8gkhwOUp85SgTsxJ38p+wIUAA/KzAKCJOmyOaZ301qGHt4gL+jTHgTIvJJX+9eT/REg==}
+    engines: {node: '>= 10'}
+    cpu: [ia32]
+    os: [win32]
+
   '@ast-grep/napi-win32-ia32-msvc@0.36.2':
     resolution: {integrity: sha512-bDdwErB7zf9DvRx3kNZyMKJb9by5ra24WAXSiVzI8MR387ibZP9UCTzKuGqPrbuZADYWiOgsg3nXMklyPFtmhQ==}
     engines: {node: '>= 10'}
     cpu: [ia32]
     os: [win32]
 
+  '@ast-grep/napi-win32-x64-msvc@0.33.0':
+    resolution: {integrity: sha512-gW7viQQjdPA1HoCkpCqoonC81TOwcpP828w/XqZFE/L6uhD8SF2usul8KNBQOiX3O7/fqYEOnbtWMCrwZIqG1Q==}
+    engines: {node: '>= 10'}
+    cpu: [x64]
+    os: [win32]
+
   '@ast-grep/napi-win32-x64-msvc@0.36.2':
     resolution: {integrity: sha512-LVZ2DqP9fRfyUceE0BGnlKoPmSx3dYYApSEUdt82Pn7jEVWpFFyTLFmZ9ILiCSaVc6urMJpKWdxAHFqDNNlGfg==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [win32]
 
+  '@ast-grep/napi@0.33.0':
+    resolution: {integrity: sha512-6heRMmomhSD0dkummRQ+R4xWXXmc41OaDPoPI49mKJXPyvwJPdPZUcQjXdIitOVL4uJV+qM2ZBucDPENDBSixw==}
+    engines: {node: '>= 10'}
+
   '@ast-grep/napi@0.36.2':
     resolution: {integrity: sha512-ByenQQ0BtqqY0pvlmipvkDv/cKl/9vVjBydS7hloXOdmXPoUF0pHdlilC7ZfrRW97EzPQQZT2jgHl2tu7zg9QA==}
     engines: {node: '>= 10'}
 
+  '@ast-grep/nursery@0.0.2':
+    resolution: {integrity: sha512-Epb5KpdiXbHEOegPvEGejGI8UFtpK44Uz8lSb03mVbtBMB1VflMJ6/3wZz2CsZ65S0cdq5YQqt1Rm7E+S68oHQ==}
+
   '@ast-grep/nursery@0.0.3':
     resolution: {integrity: sha512-fIOozkRrRHcDMv5t06SqUjQMkAwFgn1aiAtpXtOVpF19VE4oWK5MJOXbjI034cNGFDGGmCyMh7r0y2iWlTRRLw==}
 
@@ -1172,6 +1249,9 @@ packages:
       tree_sitter:
         optional: true
 
+  tree-sitter-yaml@0.5.0:
+    resolution: {integrity: sha512-POJ4ZNXXSWIG/W4Rjuyg36MkUD4d769YRUGKRqN+sVaj/VCo6Dh6Pkssn1Rtewd5kybx+jT1BWMyWN0CijXnMA==}
+
   tree-sitter@0.21.1:
     resolution: {integrity: sha512-7dxoA6kYvtgWw80265MyqJlkRl4yawIjO7S5MigytjELkX43fV2WsAXzsNfO7sBpPPCF5Gp0+XzHk0DwLCq3xQ==}
 
@@ -1194,33 +1274,72 @@ packages:
 
 snapshots:
 
+  '@ast-grep/napi-darwin-arm64@0.33.0':
+    optional: true
+
   '@ast-grep/napi-darwin-arm64@0.36.2':
     optional: true
 
+  '@ast-grep/napi-darwin-x64@0.33.0':
+    optional: true
+
   '@ast-grep/napi-darwin-x64@0.36.2':
     optional: true
 
+  '@ast-grep/napi-linux-arm64-gnu@0.33.0':
+    optional: true
+
   '@ast-grep/napi-linux-arm64-gnu@0.36.2':
     optional: true
 
+  '@ast-grep/napi-linux-arm64-musl@0.33.0':
+    optional: true
+
   '@ast-grep/napi-linux-arm64-musl@0.36.2':
     optional: true
 
+  '@ast-grep/napi-linux-x64-gnu@0.33.0':
+    optional: true
+
   '@ast-grep/napi-linux-x64-gnu@0.36.2':
     optional: true
 
+  '@ast-grep/napi-linux-x64-musl@0.33.0':
+    optional: true
+
   '@ast-grep/napi-linux-x64-musl@0.36.2':
     optional: true
 
+  '@ast-grep/napi-win32-arm64-msvc@0.33.0':
+    optional: true
+
   '@ast-grep/napi-win32-arm64-msvc@0.36.2':
     optional: true
 
+  '@ast-grep/napi-win32-ia32-msvc@0.33.0':
+    optional: true
+
   '@ast-grep/napi-win32-ia32-msvc@0.36.2':
     optional: true
 
+  '@ast-grep/napi-win32-x64-msvc@0.33.0':
+    optional: true
+
   '@ast-grep/napi-win32-x64-msvc@0.36.2':
     optional: true
 
+  '@ast-grep/napi@0.33.0':
+    optionalDependencies:
+      '@ast-grep/napi-darwin-arm64': 0.33.0
+      '@ast-grep/napi-darwin-x64': 0.33.0
+      '@ast-grep/napi-linux-arm64-gnu': 0.33.0
+      '@ast-grep/napi-linux-arm64-musl': 0.33.0
+      '@ast-grep/napi-linux-x64-gnu': 0.33.0
+      '@ast-grep/napi-linux-x64-musl': 0.33.0
+      '@ast-grep/napi-win32-arm64-msvc': 0.33.0
+      '@ast-grep/napi-win32-ia32-msvc': 0.33.0
+      '@ast-grep/napi-win32-x64-msvc': 0.33.0
+
   '@ast-grep/napi@0.36.2':
     optionalDependencies:
       '@ast-grep/napi-darwin-arm64': 0.36.2
@@ -1233,6 +1352,10 @@ snapshots:
       '@ast-grep/napi-win32-ia32-msvc': 0.36.2
       '@ast-grep/napi-win32-x64-msvc': 0.36.2
 
+  '@ast-grep/nursery@0.0.2':
+    dependencies:
+      '@ast-grep/napi': 0.33.0
+
   '@ast-grep/nursery@0.0.3':
     dependencies:
       '@ast-grep/napi': 0.36.2
@@ -1882,6 +2005,10 @@ snapshots:
       tree-sitter-cli: 0.23.2
       which: 2.0.2
 
+  tree-sitter-yaml@0.5.0:
+    dependencies:
+      nan: 2.22.2
+
   tree-sitter@0.21.1:
     dependencies:
       node-addon-api: 8.3.1