Open Source Alternatives to Popular Software

# OpenAlternative - Open Source Alternatives to Popular Software A curated collection of the best open source alternatives to everyday SaaS products. Save money with reliable tools hand-picked for you. ## Blog Highlights Links to our most popular blog posts. - [Top 12 Alternatives to GitHub for 2026: Hosted & Self-Hosted](https://openalternative.co/blog/top-12-alternatives-to-github) - [Top 10 Powerful Alternatives to Postman for API Testing in 2026](https://openalternative.co/blog/top-10-alternatives-to-postman) - [LibreOffice vs OpenOffice: The Ultimate Comparison](https://openalternative.co/blog/libreoffice-vs-openoffice) - [7 Best Free Photoshop Alternatives for 2026](https://openalternative.co/blog/free-photoshop-alternatives) - [7 Open Source Tools for Better Website Analytics](https://openalternative.co/blog/7-open-source-tools-for-website-analytics) - [Top 5 Open Source Projects for Developers](https://openalternative.co/blog/top-5-open-source-projects-for-developers) - [How Open Source Companies Make Money?](https://openalternative.co/blog/how-open-source-companies-make-money) ## Open source tools - [Cline](https://openalternative.co/cline): Open Source Alternative to Cursor, Claude Code and Warp - [Affine](https://openalternative.co/affine): Open Source Alternative to Notion, OneNote and Miro - [Open WebUI](https://openalternative.co/open-webui): Open Source Alternative to Grok, Claude and Perplexity - [Plane](https://openalternative.co/plane): Open Source Alternative to Linear, Monday and Jira - [Navidrome](https://openalternative.co/navidrome): Open Source Alternative to Spotify, YouTube and SoundCloud - [AppFlowy](https://openalternative.co/appflowy): Open Source Alternative to Notion, Obsidian and OneNote - [Nuclear](https://openalternative.co/nuclear): Open Source Alternative to Spotify, YouTube and SoundCloud - [Postiz](https://openalternative.co/postiz): Open Source Alternative to HootSuite, Typefully and Buffer - [Stoat](https://openalternative.