Open Source alternatives to tools you Pay for

1. Typesense

   1 137 22,392 9.8 C++

   Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

   

   Typesense - Open Source Alternative to Algolia

2. CodeRabbit

   coderabbit.ai featured

   CodeRabbit: AI Code Reviews for Developers. Revolutionize your code reviews with AI. CodeRabbit offers PR summaries, code walkthroughs, 1-click suggestions, and AST-based analysis. Boost productivity and code quality across all major languages with each PR.

   

3. typebot.io

   2 23 8,350 9.8 TypeScript

   💬 Typebot is a powerful chatbot builder that you can self-host.

   

   Typebot - Open Source Alternative to Typeform

4. supabase

   3 868 79,443 10.0 TypeScript

   The open source Firebase alternative. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

   

   Supabase - Open Source Alternative to Firebase

5. Sentry

   4 290 40,327 10.0 Python

   Developer-first error tracking and performance monitoring

   

   Sentry - Open Source Alternative For Error Tracking

6. rowy

   5 23 6,510 4.0 TypeScript

   Low-code backend platform. Manage database on spreadsheet-like UI and build cloud functions workflows in JS/TS, all in your browser.

   

   Rowy - Open Source Alternative to Airtable

7. PostHog

   6 121 25,096 10.0 Python

   🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.

   

   PostHog - Open Source Alternative to Mixpanel

8. Plausible Analytics

   7 326 21,804 9.8 Elixir

   Simple, open source, lightweight (< 1 KB) and privacy-friendly web analytics alternative to Google Analytics.

   

   Plausible - Open Source Alternative to Google Analytics

9. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

10. penpot

    8 232 36,921 10.0 Clojure

    Penpot: The open-source design tool for design and code collaboration

    

    Penpot - Open Source Alternative to Figma

11. Passbolt

    9 40 4,907 9.8 PHP

    Passbolt Community Edition (CE) API. The JSON API for the open source password manager for teams!

    

    Passbolt - Open Source Alternative to 1Password

12. papermark

    10 31 6,408 9.9 TypeScript

    Papermark is the open-source DocSend alternative with built-in analytics and custom domains.

    

    Papermark - Open Source Alternative to Docsend

13. n8n

    11 319 69,160 10.0 TypeScript

    Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

    

    N8N - Open Source Alternative to Zapier

14. Mastodon

    12 1,245 47,953 10.0 Ruby

    Your self-hosted, globally interconnected microblogging community

    

    Mastodon - Open Source Alternative to Twitter

15. Jenkins

    13 11 358 9.9 HTML

    A static site for the Jenkins automation server

    

    Jenkins - Open Source Alternative For DevOps

16. Godot

    14 2,774 95,350 10.0 C++

    Godot Engine – Multi-platform 2D and 3D game engine

    

    Godot Engine - Open Source Alternative to Unity3D

17. Ghost

    15 327 48,721 10.0 JavaScript

    Independent technology for modern publishing, memberships, subscriptions and newsletters.

    

    Ghost - Open Source Alternative to Medium

18. forem

    16 205 22,214 9.7 Ruby

    For empowering community 🌱

    

    Forem - Open Source Alternative to Circle

19. dub

    17 43 20,221 10.0 TypeScript

    Open-source link attribution platform. Loved by modern marketing teams like Twilio, Perplexity, Vercel, and Huberman Labs.

    

    Dub - Open Source Alternative to Bitly

20. documenso

    18 24 10,481 9.8 TypeScript

    The Open Source DocuSign Alternative.

    

    Documenso - Open Source Alternative to Docusign

21. devhunt

    19 11 376 8.6 TypeScript

    A launching platform for dev tools, built by developers. Open-source and collaborative, we use GitHub pull requests for listings and user logins for genuine voting. Join us at DevHunt to showcase your innovations and empower developer tools across the web! Led by https://twitter.com/johnrushx .

    

    DevHunt - Open Source Alternative to ProductHunt

22. ClickHouse

    20 236 39,645 10.0 C++

    ClickHouse® is a real-time analytics database management system

    

    ClickHouse - Open Source Alternative to BigQuery

23. cal.com

    21 178 35,212 10.0 TypeScript

    Scheduling infrastructure for absolutely everyone.

    

    Cal - Alternative to Calendly

24. SaaSHub

    www.saashub.com featured

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    

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