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mdxcn

shadcn-labs/mdxcn

mdxcn is a free, open-source set of callouts, steps, terminals, charts, and timelines for mdx. copy any component with the shadcn cli.

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Open-source design systems for shadcn/ui. 27 themed component libraries (Linear, Airbnb, Stripe, Vercel, Notion, Apple, Supabase, Figma, and more). Install any component with one command.

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harness-bridge

Point any coding harness (Claude Code, Codex, OpenCode, Pi, OMP, Crush, Copilot, Grok…) at any OpenAI/Anthropic/Responses-compatible inference endpoint. Core library + CLI + macOS tray + web UI.

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quickdrawjs

quickdraw

The MIT-licensed infinite-canvas whiteboard SDK. An open-source tldraw alternative — no license fee, free for commercial use. React, React Native, and plain JS.

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