head to head · open source
Bluesky vs haven
Bluesky has 18,364 GitHub stars, 2,872 forks, 2,400 open issues and last shipped yesterday. haven has 813 stars, 50 forks, 18 open issues and last shipped 1 months ago. Bluesky leads on adoption by 2,159% (18,364 vs 813 stars). Bluesky is written in TypeScript under MIT; haven is written in Ruby under MIT. Bluesky has attracted 16% as many forks as stars, haven 6%. Bluesky was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Bluesky | haven | |
|---|---|---|
| GitHub stars | ★ 18K | ★ 813 |
| License | MIT | MIT |
| Written in | TypeScript | Ruby |
| Last push | 2026-11-02 | 2026-10-04 |
| Forks | ⑂ 2.9K | ⑂ 50 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Bluesky if
- You weight community size — 18K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick haven if
- You want the haven feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Ruby
- You evaluated both and haven fits your workflow better
About Bluesky
Bluesky Social App Welcome friends! This is the codebase for the Bluesky Social app. Get the app itself: Web: bsky.app iOS: App Store Android: Play Store Development Resources This is a React Native application, written in the TypeScript programming language. It builds on the atproto TypeScript packages (like @atproto/api ), which are also open source, but in a different git repository. There is a small amount of Go language source code (in ./bskyweb/ ), for a web service that returns the React Native Web application. The Build Instructions are a good place to get started with the app itself. The Authenticated…
read the full Bluesky overview →
About haven
Haven Haven is a private blog application built with Ruby on Rails. Write what you want, create accounts for people you want to share with, keep up with each other using built in RSS. Try out a live demo at The following are some motivating philosophies: Open source. MIT License Privacy first. This is for sharing with friends and family, not commercial endevors. If you want a blog for your company, you probably want to use WordPress or Ghost instead. Easy to use. Built in web interface for managing users, customizing the blog, and writing/editing posts with markdown and live preview. Low bandwidth friendly…
read the full haven overview →
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Frequently asked questions
Is Bluesky or haven more popular?
Bluesky has 18,364 GitHub stars and haven has 813. Bluesky has the larger community by that measure.
Are Bluesky and haven free?
Both are open source. Bluesky is licensed under MIT and haven under MIT. Neither carries a licence fee.
What is the difference between Bluesky and haven?
Bluesky is written in TypeScript and haven in Ruby. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Bluesky or haven?
Choose Bluesky if you want the larger community (18,364 stars) or its MIT licence terms. Choose haven if its feature set, stack or MIT licence fits better. Both are self-hostable.