diff --git a/README.md b/README.md
index 1426dc3..b72ef7b 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,17 @@
 # envui
 
+![Static Badge](https://img.shields.io/badge/node.js-%E2%89%A518-brightgreen)
+
 Beautiful environment variable viewer - A modern alternative to `printenv`
 
 ## About
 
 envui is a CLI tool that displays environment variables in a clean, readable table format with color highlighting. It's designed to be a more user-friendly alternative to the traditional `printenv` command.
 
+## Requirements
+
+- Node.js ≥ 18
+
 ## Installation
 
 ```bash
@@ -17,17 +23,31 @@ npm install -g @flowernotfound/envui
 ```bash
 # Display all environment variables
 envui
+```
 
+```bash
 # Prefix filtering (case-insensitive)
 envui VITE_
 envui NODE_
+```
+
+Demo output:
 
+![Demo prefix filtering](./assets/demo_prefix.png)
+
+```bash
 # Filter by partial match (case-insensitive)
 envui --filter API
 envui -f API
 envui --filter database
 envui -f database
+```
+
+Demo output:
 
+![Demo filter functionality](./assets/demo_filter.png)
+
+```bash
 # Display help
 envui --help
 
@@ -35,46 +55,6 @@ envui --help
 envui --version
 ```
 
-## Development
-
-```bash
-# Install dependencies
-pnpm install
-
-# Build the project
-pnpm build
-
-# Run in development mode
-pnpm dev
-
-# Run tests
-pnpm test
-
-# Run tests in watch mode
-pnpm test:watch
-
-# Run tests with coverage
-pnpm test:coverage
-
-# Type checking
-pnpm typecheck
-
-# Lint code
-pnpm lint
-
-# Fix lint issues automatically
-pnpm lint:fix
-
-# Format code
-pnpm format
-
-# Check code formatting
-pnpm format:check
-
-# Clean build artifacts
-pnpm clean
-```
-
 ## License
 
-MIT
+[MIT license](https://github.com/flowernotfound/envui/blob/master/LICENSE)
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