Psono 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 | Psono | Vaultwarden |
|---|---|---|
| Deploy effort | Under-an-hour setup | ≈5-minute setup |
| Category | Password Managers | Password Managers |
| License | Apache-2.0 | AGPL-3.0 |
| Language | Python | Rust |
| Setup difficulty | Medium | Easy |
| Min. RAM | 512 MB | 128 MB |
| Deployment | docker | docker |
| GitHub stars | ★ 700 | ★ 68,080 |
| First released | 2017 | 2018 |
| Replaces | 1Password, LastPass | 1Password, LastPass, Dashlane |
What are Psono and Vaultwarden?
Psono
Psono is a self-hosted, open-source password manager focused on secure secret sharing for teams and enterprises. It targets organizations needing granular credential management. It is deployed via Docker.
- Granular secret sharing
- Client-side encryption
- LDAP and SAML support
- Browser extensions and apps
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
Psono vs Vaultwarden: key differences
Psono is written in Python, while Vaultwarden is built with Rust. Licensing differs — Apache-2.0 for Psono versus AGPL-3.0 for Vaultwarden. Vaultwarden is the lighter option, starting around 128 MB of RAM against 512 MB for Psono. Vaultwarden has the considerably larger community, at 68,080 GitHub stars versus 700.
Why pick each one
Choose Psono if…
- Strong sharing controls
- Enterprise auth support
- Open source
Watch out for
- Smaller community
- Setup takes effort
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 Psono or Vaultwarden better?
Vaultwarden is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Psono if its specific feature set fits your needs better.
Are Psono and Vaultwarden free and open-source?
Yes. Psono is licensed under Apache-2.0 and Vaultwarden under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Psono and Vaultwarden with Docker?
Psono: yes. Vaultwarden: yes.
Which is lighter on resources, Psono or Vaultwarden?
Vaultwarden has the smaller minimum footprint at 128 MB of RAM, compared to about 512 MB for Psono. Real-world usage depends on library size, user count, and enabled features.