head to head · open source
vaultwarden vs Aegis Authenticator
vaultwarden has 70,127 GitHub stars, 3,400 forks, 83 open issues and last shipped yesterday. Aegis Authenticator has 13,448 stars, 614 forks, 120 open issues and last shipped 2 months ago. vaultwarden leads on adoption by 421% (70,127 vs 13,448 stars). vaultwarden is written in Rust under AGPL-3.0; Aegis Authenticator is written in Java under GPL-3.0. vaultwarden has attracted 5% as many forks as stars, Aegis Authenticator 5%. vaultwarden 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
| vaultwarden | Aegis Authenticator | |
|---|---|---|
| GitHub stars | ★ 70K | ★ 13K |
| License | AGPL-3.0 | GPL-3.0 |
| Written in | Rust | Java |
| Last push | 2026-11-02 | 2026-09-06 |
| Forks | ⑂ 3.4K | ⑂ 614 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick vaultwarden if
- You weight community size — 70K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick Aegis Authenticator if
- You want the Aegis Authenticator feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Java
- You evaluated both and Aegis Authenticator fits your workflow better
About vaultwarden
An alternative server implementation of the Bitwarden Client API, written in Rust and compatible with official Bitwarden clients [disclaimer], perfect for self hosted deployment where running the official resource heavy service might not be ideal. %3D'svg'%5D%2F %5Blocal name()%3D'g'%5D%5B2%5D%2F %5Blocal name()%3D'text'%5D%5B4%5D&style=flat square&logo=rust&label=dependencies&color=005AA4) [!IMPORTANT] When using this server, please report any bugs or suggestions directly to us (see Get in touch), regardless of whatever clients you are using (mobile, desktop, browser...). DO NOT use the official Bitwarden…
read the full vaultwarden overview →
About Aegis Authenticator
Aegis Authenticator Aegis Authenticator is a free, secure and open source 2FA app for Android. It aims to provide a secure authenticator for your online services, while also including some features missing in existing authenticator apps, like proper encryption and backups. Aegis supports HOTP and TOTP, making it compatible with thousands of services. For a list of frequently asked questions, please check out the FAQ. The security design of the app and the vault format is described in detail in this document. Features Free and open source Secure The vault is encrypted (AES 256 GCM), and can be unlocked with…
read the full Aegis Authenticator overview →
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Frequently asked questions
Is vaultwarden or Aegis Authenticator more popular?
vaultwarden has 70,127 GitHub stars and Aegis Authenticator has 13,448. vaultwarden has the larger community by that measure.
Are vaultwarden and Aegis Authenticator free?
Both are open source. vaultwarden is licensed under AGPL-3.0 and Aegis Authenticator under GPL-3.0. Neither carries a licence fee.
What is the difference between vaultwarden and Aegis Authenticator?
vaultwarden is written in Rust and Aegis Authenticator in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, vaultwarden or Aegis Authenticator?
Choose vaultwarden if you want the larger community (70,127 stars) or its AGPL-3.0 licence terms. Choose Aegis Authenticator if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.