Open Source Projects using GitHub
A curated collection of the 282 best open source software using GitHub. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
AI-powered research notebook with full privacy control
Stars
37,624Last commit
9 days agoLicense
MIT
Combines AI summarization, podcast generation, and multi-format content ingestion for researchers and students who want to keep their data private.
Open Source Alternative to:
Free database manager for SQL databases and beyond
Stars
51,536Last commit
5 hours agoLicense
Apache-2.0
Cross-platform database management tool for exploring, editing, and querying SQL databases including MySQL, PostgreSQL, SQLite, MariaDB, and more.
Open Source Alternative to:
Team chat, project management, and AI agents in one place
Stars
30,654Last commit
4 hours agoLicense
Apache-2.0
Workspace that combines team chat, project planning, and git management with AI agents that collaborate alongside your team on shared context.
Open Source Alternative to:
Design database diagrams and generate SQL scripts instantly
Stars
39,254Last commit
1 day agoLicense
AGPL-3.0
Free online database diagram editor with SQL generation. Create ER diagrams, visualize relationships, export scripts, and reverse engineer schemas - no signup required.
Open Source Alternative to:
Empower your website with privacy-focused analytics
Stars
38,359Last commit
22 hours agoLicense
MIT
A lightweight, open-source alternative to Google Analytics that respects user privacy and provides valuable insights.
Open Source Alternative to:
Open source LLM engineering platform for AI-powered applications
Stars
33,682Last commit
4 hours agoLicense
MIT
Langfuse provides tracing, evaluations, prompt management, and analytics to debug and improve LLM applications.
Open Source Alternative to:
Cut and trim video without re-encoding or quality loss
Stars
43,193Last commit
5 days agoLicense
GPL-2.0
Desktop app for lossless video and audio editing. Cut, trim, merge, and remux files in seconds without re-encoding, using FFmpeg under the hood.
Open Source Alternative to:
Press a key, speak, release. Text appears instantly.
Stars
30,301Last commit
10 hours agoLicense
MIT
Cross-platform desktop app that transcribes your voice into any text field using a keyboard shortcut, with all processing done locally on your machine.
Open Source Alternative to:
Fast, AI-native web browser built for automation and scraping
Stars
34,242Last commit
7 hours agoLicense
AGPL-3.0
Purpose-built headless browser that delivers 10x faster performance and 10x lower memory usage compared to Chrome headless for web automation and AI workflows.
Open Source Alternative to:
Organize terminal sessions with built-in layouts, tabs, and panes
Stars
35,108Last commit
8 hours agoLicense
MIT
A terminal multiplexer that organizes your workflow with intuitive layouts, tabs, and panes. Includes batteries for seamless terminal workspace management.
Open Source Alternative to:
End-to-end open source software delivery platform
Stars
38,120Last commit
4 days agoLicense
Apache-2.0
Streamline code delivery with an open-source CI/CD platform featuring Git integration, fast pipelines, and hosted development environments.
Open Source Alternative to:
Open-source vector database for AI search and retrieval
Stars
29,142Last commit
1 day agoLicense
Apache-2.0
Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.
Open Source Alternative to:
Open source infrastructure as code tool
Stars
29,911Last commit
6 hours agoLicense
MPL-2.0
A community-driven, truly open-source fork of Terraform for managing cloud infrastructure through code.
Open Source Alternative to:
Multi-model AI workspace with org-wide skill sharing
Stars
23,029Last commit
5 hours agoLicense
MIT
Desktop app for teams to run AI agents across 50+ LLMs, share skills and MCP servers org-wide, and automate browser tasks with your own keys.
Open Source Alternative to:
AI-powered coding made simple and efficient
Stars
20,460Last commit
6 hours agoLicense
MIT
Advanced AI coding assistant that enhances development workflow with intelligent code suggestions, automated debugging, and seamless integration.
Open Source Alternative to:
Secure, private photo storage and sharing solution
Stars
28,494Last commit
8 hours agoLicense
AGPL-3.0
End-to-end encrypted cloud storage for photos and videos, offering privacy, security, and seamless cross-device syncing.
Open Source Alternative to:
GPU-accelerated terminal built for power users
Stars
34,593Last commit
9 hours agoLicense
GPL-3.0
High-performance terminal emulator with GPU acceleration, graphics support, and advanced scripting capabilities for developers and system administrators.
Open Source Alternative to:
Branded short links with analytics and conversion tracking
Stars
24,565Last commit
4 hours agoLicense
AGPL-3.0
Link management platform for marketing teams with custom domains, UTM builder, A/B testing, geo-targeting, QR codes, and real-time conversion analytics.
Open Source Alternative to:
Your personal cloud OS for simple, elegant home servers
Stars
37,134Last commit
1 year agoLicense
Apache-2.0
CasaOS is an open-source personal cloud system that makes it easy to set up and manage your own home server
Open Source Alternative to:
AI assistant that enhances enterprise knowledge management
Stars
22,601Last commit
11 hours agoLicense
GPL-3.0
Open-source AI solution combining RAG pipelines, workflow automation, and multi-model support for intelligent enterprise knowledge management and customer service.
Private messaging with end-to-end encryption
Stars
29,254Last commit
4 days agoLicense
AGPL-3.0
Secure messaging app with state-of-the-art encryption, voice/video calls, group chats, and file sharing. No ads, trackers, or data collection.
Open Source Alternative to:
Automate workflows with no-code integration platform
Stars
24,035Last commit
4 hours agoLicense
MIT
Open-source integration platform for seamless workflow automation. Connect apps, automate tasks, and boost productivity effortlessly.
Open Source Alternative to:
Zero Trust networking with WireGuard-based secure connectivity
Stars
28,654Last commit
4 hours agoLicense
Unknown
Open source platform combining WireGuard overlay networks with Zero Trust access controls. Features SSO, MFA, device posture checks, and granular policies for secure remote connectivity.
Open Source Alternative to:
Build unlimited AI apps locally with zero vendor lock-in
Stars
21,319Last commit
7 hours agoLicense
Apache-2.0
Create full-stack AI applications using any model or tool. Run entirely on your machine with complete privacy, flexibility, and control over your code.
Open Source Alternative to:
Automate any website workflow with AI and computer vision
Stars
22,848Last commit
21 hours agoLicense
AGPL-3.0
Transform manual browser tasks into automated workflows using AI. Handle complex forms, CAPTCHAs, 2FA, and data extraction across any website at scale.
Open Source Alternative to:
Zero trust network access that's better than VPN
Stars
22,472Last commit
7 hours agoLicense
AGPL-3.0
Deploy zero trust access to infrastructure, self-hosted apps, and SaaS tools in days. Identity-aware security with seamless user experience.
Open Source Alternative to:
GPU-accelerated terminal emulator with multiplexing across all platforms
Stars
28,549Last commit
6 hours agoLicense
MIT
Cross-platform terminal emulator and multiplexer with GPU acceleration, true color support, and Lua configuration. Runs on Linux, macOS, Windows, FreeBSD, and NetBSD.
Open Source Alternative to:
Local-first, Git-native personal knowledge base with AI
Stars
19,585Last commit
5 hours agoLicense
AGPL-3.0
A free, open source note-taking app built on plain Markdown files, Git version control, and direct AI model integration. No account required.
Open Source Alternative to:
Procedural vector editor that runs in your browser, no signup needed
Stars
26,924Last commit
4 hours agoLicense
Apache-2.0
A free, open source vector graphics editor built around nondestructive, node-based design. Runs locally in the browser, exports SVG, PNG, and JPG.
Open Source Alternative to:
24/7 screen and audio recorder with AI memory search
Stars
21,222Last commit
4 hours agoLicense
MIT
Records your screen and microphone locally, transcribes meetings automatically, and lets you query your entire work history with AI or automate workflows through app integrations.
Open Source Alternative to:
Create 2D and 3D games without coding, powered by AI assistance
Stars
25,939Last commit
5 hours agoLicense
Unknown
Free, open-source game engine with visual event system, AI tutor, and one-click publishing to Steam, iOS, Android, and web platforms.
Open Source Alternative to:
Privacy-first browser with ad-blocking and no bloat
Stars
19,863Last commit
1 day agoLicense
GPL-3.0
Chromium-based desktop browser with default ad and tracker blocking, no analytics, native !bangs, split view, and full MV2 extension support.
Open Source Alternative to:
Lightning-fast, typo-tolerant search engine for all
Stars
26,477Last commit
7 days agoLicense
GPL-3.0
Open-source search solution offering blazing speed, typo tolerance, and effortless scalability for developers and businesses.
Open Source Alternative to:
Cross-platform terminal with AI built in
Stars
22,105Last commit
14 days agoLicense
Apache-2.0
Enhance your terminal with AI, file previews, and web browsing. Available on MacOS, Linux, and Windows.
Open Source Alternative to:
Watch YouTube without Google tracking you or showing ads
Stars
22,765Last commit
2 days agoLicense
AGPL-3.0
Open source front-end for YouTube that strips out ads, tracking, and algorithmic distractions while letting you subscribe to channels and manage playlists.
Open Source Alternative to:
Self-hosted personal finance manager with double-entry bookkeeping
Stars
24,414Last commit
6 hours agoLicense
AGPL-3.0
Track transactions, budgets, and accounts with a double-entry system, multi-currency support, rule engine, and REST API. Fully self-hostable.
Open Source Alternative to:
Fast, secure, offline API client with Git integration
Stars
19,117Last commit
5 hours agoLicense
MIT
A modern API client offering local-only data storage, Git integration, plugin extensibility, and multi-protocol support for developers.
Open Source Alternative to:
Build AI agents and RPA workflows without writing code
Stars
21,581Last commit
6 months agoLicense
Unknown
No-code platform for building AI agents and RPA workflows that automate repetitive business tasks across finance, HR, sales, and operations.
Open Source Alternative to:
Run coding agents from your phone, desktop, or terminal
Stars
15,019Last commit
4 hours agoLicense
AGPL-3.0
Self-hosted orchestrator for coding agents like Claude Code, Codex, and Cursor, controlled from phone, desktop, web, or CLI.
Open Source Alternative to:
Task manager built for deep work, privacy, and focus
Stars
21,588Last commit
6 hours agoLicense
MIT
Combines task management, time tracking, Pomodoro focus sessions, and GitHub/Jira integration in a local-first app for Windows, macOS, Linux, Android, and iOS.
Open Source Alternative to:
Visual project management with complete data control
Stars
21,067Last commit
5 hours agoLicense
MIT
Open-source Kanban board solution offering visual task management, self-hosting capabilities, and robust security features for teams and individuals.
Open Source Alternative to:
Desktop multi-agent workforce for automating real tasks
Stars
15,106Last commit
9 hours agoLicense
Apache-2.0
Self-hostable desktop app that runs a coordinated team of AI agents to browse the web, manage files, execute terminal commands, and complete complex workflows.
Open Source Alternative to:
Sent – A unified API for sending messages across SMS, RCS, and apps like WhatsApp.
Sent
CodeRabbit
Sevalla