KeePass vs Rubywarden
A side-by-side comparison of two self-hosted password managers options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | KeePass | Rubywarden |
|---|---|---|
| Deploy effort | Read-the-docs project | Read-the-docs project |
| Status | Actively maintained | Archived |
| Category | Password Managers | Password Managers |
| License | GPL-2.0 | MIT |
| Language | C# | Ruby |
| Setup difficulty | Easy | Medium |
| Min. RAM | 64 MB | 128 MB |
| Deployment | binary, bare-metal | bare-metal, source |
| GitHub stars | ★ 1,000 | ★ 587 |
| First released | 2003 | 2017 |
| Replaces | 1Password, LastPass | Bitwarden, 1Password |
What are KeePass and Rubywarden?
KeePass
KeePass is a free, open-source password manager that stores credentials in a strongly encrypted local database. It is the original KeePass implementation that spawned an entire ecosystem of compatible clients.
- Strongly encrypted local database
- Portable, no installation required
- Extensive plugin ecosystem
- KDBX format used industry-wide
Rubywarden
Rubywarden is an unofficial, self-hosted server that implements the Bitwarden API in Ruby, allowing Bitwarden clients to sync against a private backend. It is a lightweight alternative server for personal and small deployments.
- Bitwarden-compatible API
- Works with official clients
- Lightweight Ruby stack
- SQLite storage
KeePass vs Rubywarden: key differences
The biggest difference is maintenance: Rubywarden's repository is archived and no longer developed, while KeePass is actively maintained. KeePass is written in C#, while Rubywarden is built with Ruby. Licensing differs — GPL-2.0 for KeePass versus MIT for Rubywarden. KeePass is the lighter option, starting around 64 MB of RAM against 128 MB for Rubywarden. KeePass is the more established project (first released 2003), while Rubywarden arrived in 2017.
Why pick each one
Choose KeePass if…
- Completely offline and private
- Time-tested and audited
Watch out for
- Dated Windows-centric interface
Choose Rubywarden if…
- Simple personal deployment
- Compatible with Bitwarden apps
Watch out for
- Explicitly experimental
- Not recommended for large teams
Frequently asked questions
Is KeePass or Rubywarden better?
KeePass is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Rubywarden if its specific feature set fits your needs better.
Are KeePass and Rubywarden free and open-source?
Yes. KeePass is licensed under GPL-2.0 and Rubywarden under MIT. Both can be self-hosted at no software cost.
Can I run KeePass and Rubywarden with Docker?
KeePass: check the project docs for container support. Rubywarden: check the project docs for container support.
Which is lighter on resources, KeePass or Rubywarden?
KeePass has the smaller minimum footprint at 64 MB of RAM, compared to about 128 MB for Rubywarden. Real-world usage depends on library size, user count, and enabled features.