diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
new file mode 100644
index 0000000..b4c570d
--- /dev/null
+++ b/CONTRIBUTING.md
@@ -0,0 +1,34 @@
+# CONTRIBUTING
+
+## Prerequisites
+
+- Node.js: v14.x.x
+- Package manager: npm
+
+## Install
+
+```bash
+npm install
+```
+
+## Develop
+
+Start dev server.
+
+```bash
+npm run start
+```
+
+Then open `http://127.0.0.1:8082/index.html` in your browser.
+
+Resources will be rebuild when files changed. Refresh page to see updates, HMR not supported.
+
+## Build
+
+```bash
+# Build Package
+npm run build
+
+# Build Demo Page
+npm run demo
+```
\ No newline at end of file
diff --git a/package.json b/package.json
index 3fe0e34..cbb3a03 100644
--- a/package.json
+++ b/package.json
@@ -3,11 +3,14 @@
   "version": "2.0.0",
   "description": "jsonschema editor",
   "main": "package/index.js",
-  "license": "MIC",
+  "repository": {
+    "url": "https://github.com/Open-Federation/json-schema-editor-visual"
+  },
+  "license": "MIT",
   "scripts": {
     "start": "ykit s -p 8082",
-    "demo": "NODE_ENV=production ykit pack -m",
-    "build": "NODE_ENV=production webpack"
+    "demo": "cross-env NODE_ENV=production ykit pack -m",
+    "build": "cross-env NODE_ENV=production webpack"
   },
   "dependencies": {
     "@ant-design/icons": "^4.2.1",
@@ -31,7 +34,7 @@
     "babel-preset-env": "^1.6.1",
     "babel-preset-react": "^6.24.1",
     "babel-preset-react-app": "^3.1.0",
-    "cross-env": "^5.1.1",
+    "cross-env": "^5.2.1",
     "css-loader": "^0.28.11",
     "extract-text-webpack-plugin": "^4.0.0-beta.0",
     "less": "^2.7.2",
@@ -39,6 +42,7 @@
     "style-loader": "^0.20.3",
     "webpack": "^4.5.0",
     "webpack-cli": "^4.9.1",
+    "ykit": "^0.8.13",
     "ykit-config-antd": "^2"
   }
 }