head to head · open source
Bluesky vs movim
Bluesky has 18,295 GitHub stars, 2,837 forks, 2,400 open issues and last shipped yesterday. movim has 2,056 stars, 283 forks, 43 open issues and last shipped yesterday. Bluesky leads on adoption by 790% (18,295 vs 2,056 stars). Bluesky is written in TypeScript under MIT; movim is written in PHP under AGPL-3.0. Bluesky has attracted 16% as many forks as stars, movim 14%. movim 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 | movim | |
|---|---|---|
| GitHub stars | ★ 18K | ★ 2.1K |
| License | MIT | AGPL-3.0 |
| Written in | TypeScript | PHP |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 2.8K | ⑂ 283 |
| 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 movim if
- You want the movim feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches PHP
- You evaluated both and movim fits your workflow better
About Bluesky
Bluesky is the open source social application codebase for the Bluesky Social app. It lives in the AT Protocol ecosystem, also called atproto, and it is written in TypeScript as a React Native application. The project provides client code for Web, iOS, and Android, and it builds on open source atproto packages such as @atproto/api, which live in a separate repository.
read the full Bluesky overview →
About movim
Movim is a federated blogging and chat platform that acts as a web frontend for the XMPP protocol. It is written in PHP and released under the AGPL 3.0 license. The project sits in the XMPP social networking ecosystem, where communication can be exchanged across a decentralized network rather than being kept inside one central service.
read the full movim overview →
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Frequently asked questions
Is Bluesky or movim more popular?
Bluesky has 18,295 GitHub stars and movim has 2,056. Bluesky has the larger community by that measure.
Are Bluesky and movim free?
Both are open source. Bluesky is licensed under MIT and movim under AGPL-3.0. Neither carries a licence fee.
What is the difference between Bluesky and movim?
Bluesky is written in TypeScript and movim in PHP. 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 movim?
Choose Bluesky if you want the larger community (18,295 stars) or its MIT licence terms. Choose movim if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.