Open Source Projects using React
A curated collection of the 423 best open source software using React. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Deploy web apps with automated CI/CD and full infrastructure control
Stars
266Last commit
7 hours agoLicense
GPL-3.0
Self-hosted platform for web applications offering automated CI/CD pipelines, multiple environments, and Git integration - with 47% infrastructure cost savings.
Open Source Alternative to:
Build lasting communities with modern forum technology
Stars
339Last commit
19 hours agoLicense
MPL-2.0
Create permanent, discoverable communities with modern forum features. Combines discussion, curation, and wiki functionality in one platform.
Open Source Alternative to:
Seamless data import for your applications
Stars
294Last commit
2 months agoLicense
MIT
Open-source solution for effortless data importing, mapping, and validation in web applications
Connect APIs, databases, and streams without glue code
Stars
360Last commit
4 months agoLicense
Unknown
Automated data integration platform that connects APIs, databases, and event streams using semantic schemas. Deploy secure integrations in minutes with Git-based workflows.
Open Source Alternative to:
Distraction-free note-taking with powerful features
Stars
316Last commit
4 days agoLicense
AGPL-3.0
A customizable, offline-first note editor that lets you format text, create lists, add images, and export to HTML - all while maintaining your privacy.
Open Source Alternative to:
Decentralized CAPTCHA for enhanced web security
Stars
303Last commit
1 day agoLicense
Apache-2.0
A blockchain-based CAPTCHA solution offering improved security, user experience, and resistance to bot attacks for web applications.
Open Source Alternative to:
Organize, discover, and personalize your bookmarks
Stars
325Last commit
5 months agoLicense
AGPL-3.0
Open-source bookmark manager with timeline view, one-click saving, categorization, and sharing features. Free plan available with pro upgrades.
Open Source Alternative to:
Track and improve your brand's visibility in AI search
Stars
148Last commit
8 hours agoLicense
MIT
Monitors how your brand appears across ChatGPT, Perplexity, Google AI Overviews, and other AI platforms, then turns those insights into prioritized content and optimization actions.
Open Source Alternative to:
Effortless changelog creation for open-source projects
Stars
284Last commit
2 months agoLicense
AGPL-3.0
Automate and simplify changelog generation from Git commits, ensuring clear and consistent project documentation.
Open Source Alternative to:
Transform idle cash into competitive yield for startups
Stars
254Last commit
7 months agoLicense
MIT
High-yield treasury management for startups earning 8% APY with insurance coverage up to $1M. Open US/EU accounts instantly with full liquidity and no minimums.
Track and improve your brand's visibility in AI answers
Stars
186Last commit
2 days agoLicense
MIT
Tracks how often AI tools like ChatGPT, Claude, and Perplexity mention or cite your brand, then fixes the gaps through AEO strategy and content work.
Open Source Alternative to:
Effortless blogging for developers and tech enthusiasts
Stars
254Last commit
2 months agoLicense
AGPL-3.0
A minimalist, markdown-based blogging platform designed for developers, featuring syntax highlighting and seamless Git integration.
Open Source Alternative to:
Privacy-first, cookieless analytics without consent banners
Stars
179Last commit
23 hours agoLicense
AGPL-3.0
GDPR-compliant web analytics with real-time insights, session replay, and funnel tracking. No cookies, no tracking, no consent banners required.
Open Source Alternative to:
Generate legal policies directly from TypeScript code
Stars
165Last commit
1 month agoLicense
Apache-2.0
Open-source policy-as-code framework that lets developers create privacy policies, terms of service, and legal agreements using TypeScript with built-in GDPR/CCPA compliance.
Open Source Alternative to:
Secure open source messaging for professional teams
Stars
171Last commit
7 hours agoLicense
AGPL-3.0
Free Matrix-based messenger with end-to-end encryption, multi-platform bridges, and on-premise deployment. Connect across 30+ networks securely.
Open Source Alternative to:
Effortlessly manage tasks, projects, and teams
Stars
247Last commit
1 year agoLicense
AGPL-3.0
A versatile project management platform that combines task organization, team collaboration, and workflow automation in one intuitive interface.
Open Source Alternative to:
Transcribe meetings and voice notes with local AI, no bots required
Stars
115Last commit
15 days agoLicense
MIT
Free, open-source AI note-taker that transcribes meetings and voice notes locally using Whisper and Parakeet. Works on Mac, Windows, and mobile without invasive bots.
Open Source Alternative to:
Create and manage forms with ease
Stars
185Last commit
1 year agoLicense
Apache-2.0
Formizee is an open-source platform for designing, building, and analyzing forms, offering an affordable all-in-one solution
Open Source Alternative to:
Run Claude Code, Codex, Grok, and more from one app
Stars
116Last commit
7 hours agoLicense
Apache-2.0
A Mac app that brings multiple AI coding agents into a single window, running on your existing subscriptions with parallel agent sessions, PR management, and a built-in browser.
Open Source Alternative to:
Launch your personal website in minutes, no coding required
Stars
226Last commit
6 months agoLicense
AGPL-3.0
Free site builder to create a personal website with articles, projects, email capture, and analytics. Open source, fast, and beautifully designed.
Open Source Alternative to:
Type-safe feature flags and remote config for developers
Stars
166Last commit
1 year agoLicense
AGPL-3.0
Abby offers open-source, fully typed feature flagging and remote configuration for React and Next.js, with multi-environment testing and debugging tools.
Open Source Alternative to:
Transform documentation with developer-focused simplicity
Stars
114Last commit
7 days agoLicense
MIT
Create powerful, interactive documentation with hot reloading, TypeScript support, custom components, and built-in API docs generation.
Open Source Alternative to:
Lightweight, accessible product tours built for React developers
Stars
69Last commit
17 days agoLicense
MIT
Headless React tour library with WCAG 2.1 AA accessibility, TypeScript support, and pre-styled components. Under 8KB gzipped with full customization control.
Open Source Alternative to:
Transform long URLs into beautiful, trackable short links
Stars
94Last commit
7 days agoLicense
MIT
Open-source URL shortener with analytics, custom domains, QR codes, and link-in-bio pages. Create branded short links with detailed tracking insights.
Open Source Alternative to:
Self-hosted CRM for business development teams
Stars
76Last commit
17 days agoLicense
MIT
Pipeline management, deal workspace, contacts, and two-way Gmail for BD teams. Runs on your own infrastructure, MIT licensed, no per-seat fees.
Open Source Alternative to:
Markdown that mounts real applications
Stars
71Last commit
6 days agoLicense
MIT
Markdown Document with Mounted Applications, the open-source format that turns AI responses into interactive documents. Forms, tables, approval gates and charts render straight from the chat, no custom UI per use case.
Open Source Alternative to:
Code-first email platform that deploys to your AWS
Stars
64Last commit
9 hours agoLicense
AGPL-3.0
Build email templates as React components and automations in TypeScript. Deploy to your AWS account with SES integration. Marketing teams edit content without code.
Open Source Alternative to:
Organize and access your bookmarks seamlessly in the cloud
Stars
79Last commit
2 months agoLicense
AGPL-3.0
Cloud-based bookmark manager that lets you save, categorize, and access your web favorites from any device with smart organization features
Open Source Alternative to:
Securely save and access your favorite links across devices
Stars
107Last commit
6 months agoLicense
MIT
A privacy-focused bookmark manager that encrypts your saved links, allowing you to access them anytime, anywhere, on any device with complete control.
Open Source Alternative to:
Self-hosted visual bug reporting with screenshot annotation
Stars
45Last commit
11 days agoLicense
AGPL-3.0
Embeds a lightweight widget into web apps so users can capture screenshots, annotate issues, and submit reports with console logs and browser metadata included.
Open Source Alternative to:
Open-source project management inspired by Basecamp
Stars
71Last commit
2 months agoLicense
AGPL-3.0
A self-hosted project management tool offering task management, file sharing, event tracking, and team collaboration features in an intuitive interface.
Open Source Alternative to:
Turn short shortcuts into your everyday words
Stars
42Last commit
17 hours agoLicense
AGPL-3.0
Text expander that replaces typed abbreviations with saved replies, signatures, and snippets across macOS, Windows, and Linux.
Open Source Alternative to:
AI-powered root cause analysis for on-call alerts, self-hosted and air-gapped
Stars
42Last commit
1 month agoLicense
Apache-2.0
Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.
Open Source Alternative to:
Streamline investor relations and fundraising management
Stars
61Last commit
8 months agoLicense
AGPL-3.0
Open source platform for managing investor updates, KPIs, fundraising pipeline and data rooms. Keep stakeholders informed and organized.
Open Source Alternative to:
Turn user feedback into features that matter
Stars
40Last commit
24 hours agoLicense
SSPL-1.0
Collect feedback, prioritize with AI-powered voting, and share transparent roadmaps. Build products users love with automated triage and seamless integration.
Open Source Alternative to:
Secure, encrypted forms with advanced features
Stars
48Last commit
13 days agoLicense
AGPL-3.0
Build end-to-end encrypted forms with enterprise-grade features, no coding required. Protect sensitive data and enhance user trust.
Open Source Alternative to:
Privacy-focused note-taking made simple and fast
Stars
67Last commit
9 months agoLicense
GPL-2.0
Justnote is a secure note-taking app that lets you easily create and sync notes across devices while maintaining full control of your data.
Open Source Alternative to:
Self-hosted sticky notes with better organization
Stars
36Last commit
21 days agoLicense
MIT
A self-hosted, open-source note-taking app that keeps the Google Keep sticky-note feel while adding folders, timelines, list views, and import support.
Open Source Alternative to:
Bridge internal workflows with public collaboration
Stars
30Last commit
7 hours agoLicense
Unknown
Source-available project management platform with dual views - internal team workspace and public portal for user feedback, voting, and progress tracking.
Open Source Alternative to:
AI-powered task management with radical focus
Stars
25Last commit
7 months agoLicense
AGPL-3.0
Open source minimalist task management tool with AI companion that filters noise, automates coordination, and guides teams through complexity with calm focus.
Open Source Alternative to:
LLM observability: cost, latency, and traces in one place
Stars
13Last commit
9 hours agoLicense
MIT
Drop-in observability platform for OpenAI, Anthropic, and Gemini that logs every request, tracks costs, traces agent workflows, and flags anomalies and PII.
Open Source Alternative to:
Automatically discover hidden subscriptions from your inbox
Stars
11Last commit
5 days agoLicense
AGPL-3.0
Free subscription tracker that automatically scans your email to find recurring charges. Privacy-focused discovery with complete spending overview and management tools.
Open Source Alternative to:
c15t – Open-source cookie banner, built for control and lightening fast modern web apps.
Sent
Bright Data
Stellar Hosted