agent-react-devtools
Visualize React Component Trees and State for AI Agents
Install & Use
Copy this prompt and send it to your AI assistant (Claude / Cursor / TRAE / Codex / WorkBuddy etc.) to auto-install:
Help me install this AI Skill: agent-react-devtools. It is used for: Visualize React Component Trees and State for AI Agents Full Skill content: https://321skill.com/skills/agent-react-devtools/raw/index.md Read that page and install it.
The prompt includes a link to the full Skill content. You can also view the full content.
This skill addresses the lack of internal React application structure awareness in AI agents. In practical development, when an AI agent needs to understand component hierarchies, inspect props or state, or locate rendering performance bottlenecks, traditional methods like logging or breakpoints are inefficient and fail to provide structured information directly to the AI.
Usage is straightforward: simply start a background daemon in the terminal and interact using a series of natural language commands. For example, run agent-react-devtools start to launch the service, then use agent-react-devtools get tree --depth 3 to browse the component tree, or agent-react-devtools get component @c6 to view a specific component's props, state, and hooks. You can also use profile commands to analyze rendering performance, identifying slow components and the causes of excessive re-renders.
It is ideal for frontend developers and agent developers who need to grant React application debugging capabilities to AI agents. This is especially useful for teams or individuals already using AI coding assistants like Claude, Cursor, or Trae and who want the AI to directly "see" the runtime component structure. It is particularly practical for scenarios involving AI-powered automated testing, bug fixing, or performance optimization.
It is recommended to use this tool consistently during the development phase for interactive debugging with AI agents. Note that it primarily targets React web applications and is not suitable for React Native or SSR environments (such as certain server-side rendering scenarios in Next.js). The daemon listens on port 8097 by default, which can be customized via the --port parameter—be mindful of port conflicts.
Key Features
Unlike Vercel's agent-browser, it focuses on React component internal state rather than browser DOM manipulation; compared to React DevTools, it outputs via CLI in a token-efficient format optimized for LLM consumption, not a graphical interface.
Limitations
Supports only React 16.8+ (Hooks API). Requires the application to be running in a browser with a WebSocket connection. The daemon consumes approximately 50MB of memory. Does not support React Native or SSR environments.
FAQ
How do I install agent-react-devtools?
Install globally: npm install -g agent-react-devtools, or run directly with npx agent-react-devtools start.
Does it support React Native?
No, it currently only targets React web applications, relying on the React DevTools backend protocol within the browser environment.
Installation guide for AI assistants
If your AI coding assistant (Claude Code, Cursor, TRAE etc.) can see this page, send it this message to auto-install:
Visit https://321skill.com/skills/agent-react-devtools/raw/index.md to read the original Skill definition (Markdown format) for agent-react-devtools, and install it according to the instructions.
Raw Markdown URL for AI: /skills/agent-react-devtools/raw/index.md