Open Source Projects using React
A curated collection of the 394 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.
Free, private screen recording for Chrome
Stars
18,488Last commit
1 day agoLicense
GPL-3.0
Capture, annotate, and edit screen recordings with no limits or sign-up required. Completely private and open source.
Open Source Alternative to:
Privacy-first knowledge base with any AI model you choose
Stars
15,964Last commit
10 hours agoLicense
Apache-2.0
Self-hostable NotebookLM alternative that lets teams build searchable knowledge bases from diverse sources, with support for any LLM and no data limits.
Open Source Alternative to:
Create, edit and share documents with real-time collaboration
Stars
16,734Last commit
2 days agoLicense
MIT
Transform document collaboration with real-time editing, version control, and secure sharing features that enhance team productivity and communication.
Open Source Alternative to:
Secure, open-source document signing for everyone
Stars
14,615Last commit
7 hours agoLicense
AGPL-3.0
Streamline your document workflows with a powerful, privacy-focused e-signature platform that puts you in control of your data.
Open Source Alternative to:
Run dozens of AI coding agents in parallel on your machine
Stars
13,088Last commit
6 hours agoLicense
Elastic-2.0
macOS app that orchestrates multiple AI coding agents simultaneously, each in its own isolated Git worktree, so you can work on many tasks at once.
Open Source Alternative to:
Run long-running AI tasks without timeouts or servers
Stars
16,066Last commit
6 hours agoLicense
Apache-2.0
Open source TypeScript platform for building and deploying AI agents and background workflows with retries, queues, observability, and elastic scaling.
Open Source Alternative to:
Ad-free music player that streams from multiple sources
Stars
18,298Last commit
4 days agoLicense
AGPL-3.0
Open-source desktop music player for Windows, macOS, and Linux. Search artists and tracks across multiple sources, build playlists, and listen without ads or tracking.
Open Source Alternative to:
Open-source Q&A platform for knowledge sharing
Stars
15,652Last commit
3 days agoLicense
Apache-2.0
A versatile, community-driven Q&A platform that fosters collaboration and knowledge exchange within organizations and communities.
Open Source Alternative to:
Open-source API documentation and testing platform
Stars
15,946Last commit
1 day agoLicense
MIT
Scalar is an open-source tool for building, customizing, and hosting interactive API documentation with OpenAPI support.
Open Source Alternative to:
Your open-source personal assistant for server automation
Stars
17,444Last commit
4 days agoLicense
MIT
Leon is an AI-powered virtual assistant that lives on your server, automating tasks and managing your digital life with privacy and customization.
Open Source Alternative to:
Streamline your business finances and operations
Stars
14,775Last commit
2 months agoLicense
AGPL-3.0
All-in-one tool for freelancers and small businesses to manage finances, track time, store files, and send invoices efficiently.
Open Source Alternative to:
Open-source ecommerce platform for WordPress
Stars
10,462Last commit
6 hours agoLicense
GPL-2.0
Build and manage online stores with customizable features, extensions, and themes for businesses of all sizes.
Open Source Alternative to:
Fast grammar checking that respects your privacy
Stars
14,597Last commit
7 hours agoLicense
Apache-2.0
Open source grammar checker that analyzes your writing quickly while keeping your data completely private and secure on your device.
Open Source Alternative to:
Understand your audience with privacy-first analytics.
Stars
12,752Last commit
16 hours agoLicense
AGPL-3.0
Get next-gen, open-source, and cookieless web analytics. Understand user behavior with session replays, real-time data, and web vitals. GDPR/CCPA compliant.
Open Source Alternative to:
Privacy-first survey and experience management platform
Stars
12,794Last commit
6 hours agoLicense
AGPL-3.0
Collect feedback across websites, apps, and emails with targeted surveys, user segmentation, and GDPR-compliant data handling. Self-host or use the cloud.
Open Source Alternative to:
Classic, agile, or hybrid project management, self-hosted
Stars
15,889Last commit
7 hours agoLicense
GPL-3.0
Full-featured project management platform with Gantt charts, agile boards, time tracking, and team collaboration. Self-host or use managed cloud hosting.
Open Source Alternative to:
Secure, seamless authentication for modern applications
Stars
14,385Last commit
8 hours agoLicense
MPL-2.0
An open-source identity solution offering customizable login experiences, multi-tenant support, and comprehensive user management.
Open Source Alternative to:
Secure, customizable identity infrastructure for developers
Stars
14,787Last commit
11 hours agoLicense
AGPL-3.0
ZITADEL provides a comprehensive identity management solution with easy APIs, customizable workflows, and serverless deployment options.
Open Source Alternative to:
Fast, secure cloud development environments on your infrastructure
Stars
14,206Last commit
6 hours agoLicense
AGPL-3.0
Self-hosted development platform that enables secure, scalable remote coding with automated provisioning, reduced cloud costs, and enterprise-grade security.
Open Source Alternative to:
Minimalistic AI-powered search engine for instant answers
Stars
11,841Last commit
7 days agoLicense
AGPL-3.0
Scira delivers concise, AI-generated responses to queries using a clean interface and powerful search capabilities.
Open Source Alternative to:
Secure cloud environments for enterprise AI agents
Stars
13,473Last commit
6 hours agoLicense
Apache-2.0
Provide AI agents with secure, isolated sandboxes featuring real-world tools, code execution, and enterprise-grade security. Trusted by 88% of Fortune 100 companies.
Open Source Alternative to:
Secure, customizable authentication for your applications
Stars
15,268Last commit
9 hours agoLicense
Unknown
Open-source authentication solution offering flexible, self-hosted user management with advanced features and easy integration.
Open Source Alternative to:
Build powerful AI agents with cutting-edge LLM technology
Stars
14,872Last commit
1 day agoLicense
MIT
A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.
Open Source Alternative to:
Zero-knowledge encrypted notes that sync across all devices
Stars
14,440Last commit
13 hours agoLicense
GPL-3.0
End-to-end encrypted note-taking app with zero-knowledge architecture, cross-device sync, web clipper, and a self-hostable sync server.
Open Source Alternative to:
Real-time analytics database for sub-second OLAP queries
Stars
14,044Last commit
10 hours agoLicense
Apache-2.0
Columnar, time-indexed analytics database built for streaming and batch data at scale, handling billions to trillions of rows with millisecond query response times.
Open Source Alternative to:
Complete production stack for AI teams
Stars
12,766Last commit
3 months agoLicense
MIT
Comprehensive AI platform with gateway, observability, guardrails, and prompt management. Access 1,600+ LLMs via unified API with enterprise-grade security.
Open Source Alternative to:
Build full-stack apps with TypeScript and real-time sync
Stars
12,397Last commit
6 hours agoLicense
Unknown
Open-source reactive database that keeps your web and mobile apps in sync. Write everything in TypeScript with built-in auth, cron jobs, and AI integration.
Open Source Alternative to:
Ultra-fast data transformation for AI with lineage
Stars
11,353Last commit
1 day agoLicense
Apache-2.0
Open-source ETL framework built in Rust for AI workloads. Features incremental processing, data lineage, and observability tools for semantic search and RAG applications.
Open Source Alternative to:
Unify, automate, and elevate your monitoring workflow
Stars
12,228Last commit
17 hours agoLicense
MIT
Open-source platform for centralizing alerts, automating responses, and enhancing incident management across your tech stack.
Open Source Alternative to:
Build beautiful documentation sites with Next.js
Stars
12,933Last commit
16 hours agoLicense
MIT
A flexible Next.js framework for creating stunning documentation sites with MDX support, built-in search, and customizable components.
Open Source Alternative to:
Create powerful chatbots without coding
Stars
10,269Last commit
10 hours agoLicense
Unknown
Design, build, and deploy interactive chatbots with a visual editor. Integrate easily and collect data effortlessly.
Open Source Alternative to:
Open source messaging with privacy and community focus
Stars
10,035Last commit
6 hours agoLicense
AGPL-3.0
Free, open-source instant messaging and VoIP platform with full Markdown support, voice/video calls, moderation tools, and self-hosting options for communities.
Open Source Alternative to:
Your all-in-one marketplace for digital creators and products
Stars
9,597Last commit
7 hours agoLicense
MIT
A digital marketplace platform where creators can sell digital products, from courses to software, with built-in payment processing and content delivery.
Open Source Alternative to:
AI-Powered Note Taking App
Stars
10,881Last commit
16 days agoLicense
GPL-3.0
The next generation of open-source AI-powered card notes designed to help you quickly capture and organize inspiration so that ideas never run out.
Open Source Alternative to:
Visual database for workflow automation across apps
Stars
15,536Last commit
10 months agoLicense
AGPL-3.0
AITable.ai offers a visual database platform that simplifies workflow automation and connects to over 6,000 apps through integrations like Zapier and Make.
Open Source Alternative to:
Common layer for composing and governing AI agents
Stars
9,052Last commit
6 hours agoLicense
Apache-2.0
Meta-harness that sits above Claude Code, Codex, and other AI agents to add policy enforcement, sandboxing, and real-time collaborative sessions.
Open Source Alternative to:
Visual editing for your Git-based content
Stars
13,736Last commit
17 hours agoLicense
Apache-2.0
A headless CMS that simplifies content management with real-time editing, Git-based workflows, and developer-friendly customization.
Open Source Alternative to:
Secure, decentralized messaging for teams and individuals
Stars
13,388Last commit
6 hours agoLicense
AGPL-3.0
Open-source platform for encrypted communication, file sharing, and collaboration based on the Matrix protocol.
Open Source Alternative to:
Beautiful open-source monitoring for modern infrastructure
Stars
10,561Last commit
6 hours agoLicense
AGPL-3.0
Monitor servers, websites, Docker containers, and infrastructure with real-time insights, instant alerts, and powerful analytics. Self-hosted solution.
Open Source Alternative to:
Self-hosted session replay with complete data control
Stars
12,527Last commit
10 hours agoLicense
AGPL-3.0
Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.
Open Source Alternative to:
Self-hosted Kanban board with real-time collaboration
Stars
12,420Last commit
9 days agoLicense
Unknown
Self-hosted Kanban board for agile teams. Unlimited boards, real-time sync, GDPR-compliant, and available as a free Community Edition or paid Pro.
Open Source Alternative to:
Open-source LLM tracing & evaluation for AI optimization
Stars
11,113Last commit
6 hours agoLicense
Elastic-2.0
Open-source platform for LLM tracing, evaluation, and optimization. Features automatic instrumentation, prompt playground, and real-time AI application monitoring.
Open Source Alternative to:
CodeRabbit – The leading AI Code Review platform. Ship better quality code in 50% less time, with 90% fewer bugs.
CodeRabbit
InfluxDB
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