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OpenAlternative
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Discover open source alternatives to popular software. Curated by @kulpinski.dev

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OpenAlternative is a curated collection of the best open source alternatives to everyday SaaS products. Save money with reliable tools hand-picked for you.

Discover open source alternatives to Slack, Notion, Mixpanel, Canva, Airable and many, many more

openalternative.co
Firecrawl — Blazing-fast web crawling for modern developers

⭐ Stars: 73,788
🔗 Forks: 5,694
⏩ Last commit: Jan 7, 2026
⌛ First commit: Apr 15, 2024
Firecrawl: Open Source Alternative to Jina AI, Browserbase and Octoparse
Efficient, scalable web crawler built on Rust. Extract data, monitor sites, and automate web tasks with ease and speed.
openalternative.co
January 11, 2026 at 12:01 PM
⭐ OpenCode has just reached 60,000 stars on GitHub! Huge congrats! 🎉

AI coding agent with native terminal interface
OpenCode: Open Source Alternative to Claude Code, Warp and Zencoder
Native terminal UI AI coding agent with LSP support, multi-session capability, shareable links, and compatibility with 75+ LLM providers including Claude Pro.
openalternative.co
January 11, 2026 at 8:02 AM
Quickwit — Lightning-fast search for massive datasets

⭐ Stars: 10,742
🔗 Forks: 503
⏩ Last commit: Jan 8, 2026
⌛ First commit: Apr 13, 2021
Quickwit: Open Source Alternative to ElasticSearch, Algolia and Coveo
High-performance search engine designed for big data, offering scalability, real-time indexing, and cost-effective operations.
openalternative.co
January 10, 2026 at 12:02 PM
Cosmos Server — Self-hosted cloud platform with automated security

⭐ Stars: 5,476
🔗 Forks: 199
⏩ Last commit: Dec 15, 2025
⌛ First commit: Feb 11, 2023
Cosmos Server: Open Source Umbrel Alternative
Complete self-hosting solution with automated maintenance, Smart-Shield protection, anti-DDoS, SSO authentication, and VPN access for secure private cloud management.
openalternative.co
January 9, 2026 at 12:01 PM
⭐ Browser Use has just reached 75,000 stars on GitHub! Huge congrats! 🎉

AI-powered browser automation for seamless web interactions
Browser Use: Open Source Alternative to Browserbase and Anchor Browser
Enables AI agents to interact with websites by extracting interactive elements and automating browser actions for more efficient web automation
openalternative.co
January 9, 2026 at 8:01 AM
🚀 Look who's climbing! LLMChat just crossed 1,000 GitHub stars! Props to the team 💫

Advanced AI research platform with agentic workflows
LLMChat: Open Source Alternative to Grok, Claude and Perplexity
Privacy-focused open-source platform offering deep research capabilities, multi-model support, and customizable AI workflows for enhanced productivity.
openalternative.co
January 8, 2026 at 8:02 PM
⭐ Zen has just reached 1,000 stars on GitHub! Huge congrats! 🎉

Clean, distraction-free note-taking with local storage
Zen: Open Source Alternative to OneNote, Google Keep and Apple Notes
Minimal note-taking app storing Markdown notes in local SQLite database. Features instant search, flexible tagging, keyboard shortcuts, and offline access.
openalternative.co
January 8, 2026 at 8:02 PM
🎯 Another milestone hit! Open WebUI now has 120,000 stars! Amazing work 🌟

Extensible, self-hosted AI interface for your workflow
Open WebUI: Open Source Alternative to Grok, Claude and Perplexity
A customizable interface for AI that works offline, supporting Ollama and OpenAI-compatible APIs while adapting to your specific workflow needs.
openalternative.co
January 8, 2026 at 8:02 PM
🚀 Look who's climbing! Jan just crossed 40,000 GitHub stars! Props to the team 💫

Your AI-powered local assistant for seamless productivity
Jan: Open Source Alternative to Grok, Claude and ChatGPT
A powerful, open-source AI chat interface that runs locally, offering privacy, customization, and seamless integration with your workflow.
openalternative.co
January 8, 2026 at 8:01 PM
★ Just published: Lychee — Self-hosted photo management with full control

Free photo management tool that runs on your server. Upload, organize, and share photos with beautiful interface, EXIF support, and complete privacy control.
Lychee: Open Source Google Photos Alternative
Free photo management tool that runs on your server. Upload, organize, and share photos with beautiful interface, EXIF support, and complete privacy control.
openalternative.co
January 8, 2026 at 4:30 PM
★ Just published: Lychee — Self-hosted photo management with full control

Free photo management tool that runs on your server. Upload, organize, and share photos with beautiful interface, EXIF support, and complete privacy control.
Lychee: Open Source Google Photos Alternative
Free photo management tool that runs on your server. Upload, organize, and share photos with beautiful interface, EXIF support, and complete privacy control.
openalternative.co
January 8, 2026 at 3:00 PM
Akaunting — Free, open-source accounting for small businesses

⭐ Stars: 9,477
🔗 Forks: 2,808
⏩ Last commit: Jan 7, 2026
⌛ First commit: Jun 21, 2017
Akaunting: Open Source Alternative to Quickbooks, Xero and Bench
Cloud-based accounting software offering invoicing, expense tracking, and financial reporting for entrepreneurs and small businesses.
openalternative.co
January 8, 2026 at 12:01 PM
★ Just published: iTerm 2 — Advanced terminal with modern features for Mac developers

Feature-rich terminal replacement for macOS with split panes, search, autocomplete, and extensive customization options for enhanced productivity.
iTerm 2: Open Source Alternative to Warp and Terminal
Feature-rich terminal replacement for macOS with split panes, search, autocomplete, and extensive customization options for enhanced productivity.
openalternative.co
January 7, 2026 at 6:03 PM
★ Just published: iTerm 2 — Advanced terminal with modern features for Mac developers

Feature-rich terminal replacement for macOS with split panes, search, autocomplete, and extensive customization options for enhanced productivity.
iTerm 2: Open Source Alternative to Warp and Terminal
Feature-rich terminal replacement for macOS with split panes, search, autocomplete, and extensive customization options for enhanced productivity.
openalternative.co
January 7, 2026 at 3:00 PM
⭐ Dify has just reached 125,000 stars on GitHub! Huge congrats! 🎉

AI-powered app creation without coding complexities
Dify: Open Source Vertex AI Alternative
Create, deploy, and manage AI-native apps effortlessly with a user-friendly platform that combines LLMs and your data
openalternative.co
January 7, 2026 at 8:00 AM
🚀 Look who's climbing! Laminar just crossed 2,500 GitHub stars! Props to the team 💫

AI-powered platform for engineering LLM products
Laminar: Open Source Alternative to LangChain and Pinecone
Laminar is an open-source platform that helps collect, understand, and utilize data for building high-quality LLM applications.
openalternative.co
January 6, 2026 at 8:00 PM
★ Just published: ShipShipShip — Open-source changelog & roadmap platform for teams

Self-hostable changelog and roadmap platform with community voting, automated newsletters, and kanban boards. Deploy with Docker in minutes.
ShipShipShip: Open Source Alternative to Featurebase, Canny and ProductBoard
Self-hostable changelog and roadmap platform with community voting, automated newsletters, and kanban boards. Deploy with Docker in minutes.
openalternative.co
January 6, 2026 at 3:00 PM
Flagsmith — Feature flags and remote config for rapid deployment

⭐ Stars: 6,158
🔗 Forks: 465
⏩ Last commit: Jan 6, 2026
⌛ First commit: Jun 5, 2018
Flagsmith: Open Source Alternative to LaunchDarkly, Tggl and Optimizely
Powerful feature management platform for seamless software releases, A/B testing, and personalized user experiences.
openalternative.co
January 6, 2026 at 12:01 PM
🎯 Another milestone hit! OpenCode now has 50,000 stars! Amazing work 🌟

AI coding agent with native terminal interface
OpenCode: Open Source Alternative to Claude Code, Warp and Zencoder
Native terminal UI AI coding agent with LSP support, multi-session capability, shareable links, and compatibility with 75+ LLM providers including Claude Pro.
openalternative.co
January 6, 2026 at 8:00 AM
★ Just published: Ghostty — Fast GPU-accelerated terminal with native UI design

Experience blazing-fast terminal performance with GPU acceleration and platform-native UI. Cross-platform compatibility meets modern design.
Ghostty: Open Source Alternative to Warp and Terminal
Experience blazing-fast terminal performance with GPU acceleration and platform-native UI. Cross-platform compatibility meets modern design.
openalternative.co
January 5, 2026 at 3:00 PM
KeystoneJS — Flexible, scalable Node.js CMS and app framework

⭐ Stars: 9,821
🔗 Forks: 1,248
⏩ Last commit: Jan 4, 2026
⌛ First commit: Apr 5, 2018
KeystoneJS: Open Source Alternative to WordPress, Sanity and Contentful
A powerful, customizable content management system and application framework built on Node.js, GraphQL, and React
openalternative.co
January 5, 2026 at 12:01 PM
🚀 Look who's climbing! Fincept Terminal just crossed 1,000 GitHub stars! Props to the team 💫

Open-source financial terminal for data-driven insights
Fincept Terminal : Open Source Bloomberg Terminal Alternative
Comprehensive financial data platform offering economic insights, market analysis, and portfolio management tools
openalternative.co
January 5, 2026 at 8:01 AM
🎊 Big news! Fli.so reached 500 stars on GitHub! High five! 🙌

Simplify link management with custom branding and analytics
Fli.so: Open Source Alternative to TinyURL, Bitly and Rebrandly
Fli.so offers an all-in-one platform for shortening, customizing, and tracking links, streamlining your link management process.
openalternative.co
January 4, 2026 at 8:01 PM
⭐ Skyvern has just reached 20,000 stars on GitHub! Huge congrats! 🎉

Automate any website workflow with AI and computer vision
Skyvern: Open Source Alternative to Browserbase and Anchor Browser
Transform manual browser tasks into automated workflows using AI. Handle complex forms, CAPTCHAs, 2FA, and data extraction across any website at scale.
openalternative.co
January 4, 2026 at 8:01 PM
Linky — A delightfully rich and dynamic link-in-bio.

⭐ Stars: 749
🔗 Forks: 70
⏩ Last commit: Dec 1, 2025
⌛ First commit: Jan 17, 2024
Linky: Open Source LinkTree Alternative
Build a dynamic link-in-bio page with a drag-and-drop editor. Integrate platforms to showcase live content and connect with your audience.
openalternative.co
January 4, 2026 at 12:01 PM