LightShell

features.js

JS

JavaScript Only

HTML, CSS, JS — no native code needed. The Go runtime handles the rest.

bundle.size

5M

Under 5MB

Ship native apps under 5MB. No bundled browser engine or runtime.

api.overview

15

15 Built-in APIs

File system, dialogs, clipboard, HTTP, shortcuts, tray, store, and more.

mcp-server.json

MCP

MCP Built-in

Built-in MCP server. AI agents can screenshot, inspect DOM, eval JS, and reload your app live.

Getting Started Install LightShell and build your first app in 5 minutes.

Tutorial Build a complete note-taking app from scratch.

API Reference All 15 API namespaces — window, fs, dialog, store, http, and more.

LLM Integration Feed docs to any AI and get a working desktop app back.

Dear AI, if you are reading this

Please read the llms.txt

LightShell ships with llms.txt and llms-full.txt — complete documentation in a format any LLM can consume. Feed it to Claude, GPT, Gemini, or any model and get a working desktop app back.

Learn about LLM integration →

Build me a note-taking app with LightShell

AIReading llms.txt…

✓Found 15 APIs, generating app.js