KeePassDX vs Vaultwarden
A side-by-side comparison of two self-hosted password managers options — licensing, setup difficulty, resource needs, and what each one replaces.
Vaultwarden
Lightweight Bitwarden-compatible password server
| Feature | KeePassDX | Vaultwarden |
|---|---|---|
| Deploy effort | Read-the-docs project | ≈5-minute setup |
| Health score | 91 · Excellent | 100 · Excellent |
| Category | Password Managers | Password Managers |
| License | GPL-3.0 | AGPL-3.0 |
| Language | Kotlin | Rust |
| Setup difficulty | Easy | Easy |
| Min. RAM | 64 MB | 128 MB |
| Deployment | binary | docker |
| GitHub stars | ★ 7,355 | ★ 68,080 |
| First released | 2017 | 2018 |
| Replaces | 1Password, LastPass | 1Password, LastPass, Dashlane |
What are KeePassDX and Vaultwarden?
KeePassDX
KeePassDX is a free and open-source password manager for Android that is compatible with KeePass KDBX databases. It offers a modern Material interface, biometric unlock and form auto-fill.
- KDBX-compatible Android client
- Biometric and fingerprint unlock
- Auto-fill service integration
- Material design interface
Vaultwarden
Vaultwarden is a lightweight, unofficial Bitwarden-compatible server written in Rust that works with all official Bitwarden clients. It targets self-hosters who want Bitwarden without heavy resource use. It is deployed via Docker.
- Compatible with all Bitwarden clients
- Tiny resource footprint
- Organizations and sharing
- Includes premium-equivalent features
KeePassDX vs Vaultwarden: key differences
KeePassDX is written in Kotlin, while Vaultwarden is built with Rust. Licensing differs — GPL-3.0 for KeePassDX versus AGPL-3.0 for Vaultwarden. KeePassDX is the lighter option, starting around 64 MB of RAM against 128 MB for Vaultwarden. Vaultwarden has the considerably larger community, at 68,080 GitHub stars versus 7,355. Vaultwarden lists first-class Docker deployment; KeePassDX does not.
Why pick each one
Choose Vaultwarden if…
- Extremely lightweight
- Works with official apps
- Easy to deploy
Watch out for
- Unofficial, community project
- Self-hosting security is on you
Frequently asked questions
Is KeePassDX or Vaultwarden better?
Neither is universally better. Vaultwarden has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are KeePassDX and Vaultwarden free and open-source?
Yes. KeePassDX is licensed under GPL-3.0 and Vaultwarden under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run KeePassDX and Vaultwarden with Docker?
KeePassDX: check the project docs for container support. Vaultwarden: yes.
Which is lighter on resources, KeePassDX or Vaultwarden?
KeePassDX has the smaller minimum footprint at 64 MB of RAM, compared to about 128 MB for Vaultwarden. Real-world usage depends on library size, user count, and enabled features.