Best Open Source react Libraries
A curated list of the most popular GitHub repositories tagged with react. Select any project to visualize its architecture and dive into the codebase using GitPulse's AI engine.
#1vercel/next.js
The React Framework
#2mattermost/mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
#3SigNoz/signoz
SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool
#4mui/base-ui
Unstyled UI components for building accessible web apps and design systems. From the creators of Radix, Floating UI, and Material UI.
#5lingdojo/kana-dojo
Aesthetic, minimalist platform for learning Japanese inspired by Duolingo and Monkeytype, built with Next.js and sponsored by Vercel. Beginner-friendly with plenty of good first issues - all contributions are welcome!
#6Automattic/jetpack
Security, performance, marketing, and design tools — Jetpack is made by WordPress experts to make WP sites safer and faster, and help you grow your traffic.
#7opennextjs/opennextjs-cloudflare
Open Next.js adapter for Cloudflare
#8saeloun/miru-web
Miru | Time Tracking and Invoicing and Employee Benefits. Built using Ruby On Rails and ReactJS
#9bkywksj/knowledge-base
本地优先的知识库桌面应用。Markdown 编辑器 + 全文搜索（FTS5） + 双向链接 / 知识图谱；多端同步（WebDAV / S3 / 同步盘，单笔记粒度增量 + 自动双向调度，含整库 ZIP 备份）；AI 问答与智能规划（OpenAI 兼容 / Ollama / 自定义 provider，工具调用框架）；支持导入 .md / .txt / .pdf / .docx（自动嗅探编码）；笔记加密 Vault + 隐藏笔记 PIN；自定义数据目录；跨平台 Win/macOS/Linux + 应用内自动更新。Tauri 2.x + React 19 + Rust + SQLite，零云端依赖。