head to head · open source
Affine vs Ray.so
Affine has 72,715 GitHub stars, 5,283 forks, 732 open issues and last shipped 3 days ago. Ray.so has 2,360 stars, 348 forks, 28 open issues and last shipped 3 days ago. Affine leads on adoption by 2,981% (72,715 vs 2,360 stars). Affine is written in TypeScript under a custom or non-standard licence; Ray.so is written in TypeScript under MIT. Affine has attracted 7% as many forks as stars, Ray.so 15%. Affine 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
| Affine | Ray.so | |
|---|---|---|
| GitHub stars | ★ 73K | ★ 2.4K |
| License | Custom / other | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-15 | 2026-09-15 |
| Forks | ⑂ 5.3K | ⑂ 348 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Affine if
- You weight community size — 73K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Ray.so if
- You want the Ray.so feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Ray.so fits your workflow better
About Affine
AFFiNE is an open source, privacy first workspace that merges documentation, whiteboarding, and databases into one hyper fused platform. It lives in the productivity and knowledge management ecosystem, positioned as a direct alternative to Notion and Miro. Built with local first principles, it ensures users retain full control of their data while supporting real time collaboration across web and desktop clients.
read the full Affine overview →
About Ray.so
Ray.so is the open source codebase behind ray.so, a collection of small web tools built by Raycast. The repository holds the source for a Next.js application that ships seven separate utilities under one roof: Code Images for turning source code into shareable pictures, Icon Maker for producing icons for Raycast Extensions, and five explorer tools that let visitors browse and import AI Prompts, AI Presets, Quicklinks, Snippets, and Themes. The project is written in TypeScript and released under the MIT license, and it lives in the JavaScript and React ecosystem, built on top of the Next.js framework.…
read the full Ray.so overview →
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Frequently asked questions
Is Affine or Ray.so more popular?
Affine has 72,715 GitHub stars and Ray.so has 2,360. Affine has the larger community by that measure.
Are Affine and Ray.so free?
Both are open source. Affine has no licence declared in this registry, and Ray.so is licensed under MIT. Both are free to self-host.
What is the difference between Affine and Ray.so?
Affine is written in TypeScript and Ray.so in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Affine or Ray.so?
Choose Affine if you want the larger community (72,715 stars) or its Custom / other licence terms. Choose Ray.so if its feature set, stack or MIT licence fits better. Both are self-hostable.