head to head · open source
cap vs hanko
cap has 22,381 GitHub stars, 1,918 forks, 339 open issues and last shipped yesterday. hanko has 9,029 stars, 1,016 forks, 64 open issues and last shipped yesterday. cap leads on adoption by 148% (22,381 vs 9,029 stars). cap is written in Rust under a custom or non-standard licence; hanko is written in Go under a custom or non-standard licence. cap has attracted 9% as many forks as stars, hanko 11%. hanko 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
| cap | hanko | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 9.0K |
| License | Custom / other | Custom / other |
| Written in | Rust | Go |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 1.9K | ⑂ 1.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick cap if
- You weight community size — 22K stars and counting
- You want the Custom / other license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick hanko if
- You want the hanko feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Go
- You evaluated both and hanko fits your workflow better
About cap
Cap open source screen recording sharing project for teams. Lives web desktop software ecosystem. Uses Rust TypeScript stack, Next.js web dashboard, desktop apps macOS Windows. Presents alternative Loom. Supports importing existing Loom videos.
About hanko
Hanko is an open source authentication and user management backend, written in Go, that gives teams a self hostable or fully managed alternative to Auth0, Clerk, WorkOS and Stytch for adding passwords, passkeys, MFA, social login and enterprise SSO to an application.
read the full hanko overview →
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Frequently asked questions
Is cap or hanko more popular?
cap has 22,381 GitHub stars and hanko has 9,029. cap has the larger community by that measure.
Are cap and hanko free?
Neither cap nor hanko declares a licence in this registry, so check each project's own repository before relying on either for a commercial use. Both are free to self-host.
What is the difference between cap and hanko?
cap is written in Rust and hanko in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, cap or hanko?
Choose cap if you want the larger community (22,381 stars) or its Custom / other licence terms. Choose hanko if its feature set, stack or Custom / other licence fits better. Both are self-hostable.