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threejs-devtools-mcp

threejs-devtools-mcp

Active·★ 124·MIT·Updated 2026-10-14

★ Hidden Gem

threejs-devtools-mcp is an MCP server offering a comprehensive suite of 69 tools for real-time inspection and live modification of Three.js scenes. It supports both vanilla Three.js and React Three Fiber projects, allowing developers to debug, audit, and generate code without altering their project files.

#Three.js#WebGL#Debugging#DevTools#Real-time Inspection

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Guides

#Performance Monitoring

#Code Generation

#React Three Fiber

$ Install

$ npx -y threejs-devtools-mcp

↗ Visit site ★ GitHub

01

Features

01Real-time scene inspection and live changes without project modification.

02Over 60 specialized tools for objects, materials, shaders, animation, performance, and more.

03Automatic code generation for live changes, compatible with vanilla Three.js and React Three Fiber.

04Integrated website audits, video frame capture, and Playwright/Puppeteer helpers.

05In-browser overlay for performance stats, interactive scene graph, and material editing.

02

Compatibility

Three.js

Framework

Verified via docs

React Three Fiber

Framework

Verified via docs

WebGLRenderer

Renderer

Verified via docs

WebGPURenderer

Renderer

Verified via docs

Node.js

Runtime

Verified via docs

Playwright

Testing Tool

Verified via docs

03

Quick start

1

$ npx -y threejs-devtools-mcp

04

Use cases

↳Debugging visual issues like invisible models or incorrect lighting in Three.js scenes.

↳Live previewing and applying stylistic changes to 3D objects and materials, then converting them into code.

↳Conducting performance and web audits for Three.js applications to identify issues like blurry canvases or heavy textures.

↳Automating visual regression tests and capturing high-quality video clips for promotional content.

↳Integrating into end-to-end testing workflows using Playwright or Puppeteer for automated scene verification.

05

Alternatives

⚡Top VS:

VSbuoy★691→VSDebugMCP★573→VSOpenImageDebugger★250→

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DmitriyGolub /

threejs-devtools-mcp

↗

Three.js MCP server — inspect and edit scenes, materials, shaders, lights in real time from any AI agent

124MIT

Last commit1w ago

StatusActive

CategoryDev Tooling

Links

Documentation↗Discussion↗Issues↗Releases↗

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