head to head · open source
KeePassDX vs webauthn-ruby
KeePassDX has 7,350 GitHub stars, 402 forks, 541 open issues and last shipped 7 days ago. webauthn-ruby has 774 stars, 70 forks, 12 open issues and last shipped 19 days ago. KeePassDX leads on adoption by 850% (7,350 vs 774 stars). KeePassDX is written in Kotlin under GPL-3.0; webauthn-ruby is written in Ruby under MIT. KeePassDX has attracted 5% as many forks as stars, webauthn-ruby 9%. KeePassDX was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (passkey, passkeys), so they are genuine substitutes rather than adjacent tools.
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
| KeePassDX | webauthn-ruby | |
|---|---|---|
| GitHub stars | ★ 7.3K | ★ 774 |
| License | GPL-3.0 | MIT |
| Written in | Kotlin | Ruby |
| Last push | 2026-09-15 | 2026-09-03 |
| Forks | ⑂ 402 | ⑂ 70 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick KeePassDX if
- You weight community size — 7.3K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Kotlin
- You value the larger contributor base for long-term maintenance
pick webauthn-ruby if
- You want the webauthn-ruby feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Ruby
- You evaluated both and webauthn-ruby fits your workflow better
About KeePassDX
KeePassDX is a free, open source and ad free password and passkey manager for Android that keeps credentials in a single encrypted local database file in KeePass format and fills login forms through autofill and its own keyboard.
read the full KeePassDX overview →
About webauthn-ruby
webauthn ruby is an MIT licensed Ruby gem that turns a Ruby or Rails web server into a conformant WebAuthn Relying Party, handling the server side registration and authentication of public key credentials — passkeys — for teams that want passwordless or two factor login without implementing the W3C specification themselves.
read the full webauthn-ruby overview →
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Frequently asked questions
Is KeePassDX or webauthn-ruby more popular?
KeePassDX has 7,350 GitHub stars and webauthn-ruby has 774. KeePassDX has the larger community by that measure.
Are KeePassDX and webauthn-ruby free?
Both are open source. KeePassDX is licensed under GPL-3.0 and webauthn-ruby under MIT. Neither carries a licence fee.
What is the difference between KeePassDX and webauthn-ruby?
KeePassDX is written in Kotlin and webauthn-ruby 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, KeePassDX or webauthn-ruby?
Choose KeePassDX if you want the larger community (7,350 stars) or its GPL-3.0 licence terms. Choose webauthn-ruby if its feature set, stack or MIT licence fits better. Both are self-hostable.