React GitHub Repositories (2026) · Open Source Tools

LedFx is a network based LED effect engine designed to deliver advanced real-time audio effects to a wide variety of devices.

Private AI platform for agents, assistants and enterprise search. Built-in Agent Builder, Deep research, Document analysis, Multi-model support, and API connectivity for agents.

Open source Canva with CLI/GUI, AI Agent, MCP for App Store and Play Store screenshots/assets. Free alternative to AppScreens, AppLaunchpad and Previewed

A design system built by IBM

Open-source desktop AI agent workspace with one-click Claude Code, Codex, OpenClaw, Hermes Agent setup and custom LLM model routing.

React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely customizable.

🍭 Lobe UI - an open-source UI component library for building AIGC web apps

Visual Development for React, Vue, Svelte, Qwik, and more

⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.

Give your AI coding agent a design system. One command installs 500+ quality-graded company DESIGN.md references + skills into Claude Code, Codex, Cursor, and OpenCode. Free, MIT, zero AI calls.

Open-source, local-first video editor where creators and AI agents edit the same real timeline.

Markdown for the component era

NetBird Management Service Web UI Panel

The cross-browser extension framework.

Warm, expressive React components with considered motion. MIT licensed shadcn registry and Fumadocs documentation.

Browser-based ground station suite for celestial body, mission and satellite tracking, SDR reception, hardware control, and telemetry decoding

Shopify commerce primitives in your framework

LeafWiki - Self-hosted wiki. Single Go binary, SQLite, Markdown on disk. No external database required.

Data table and data grid components built with shadcn/ui, featuring sorting, filtering, pagination, infinite scrolling, and real-time collaboration.

Markdown component for React