Bitwarden (self-hosted) vs KeeWeb: which one to choose in 2026?
Both are open source alternatives to LastPass. We compare license, tech stack and features to help you decide which fits your team best.
| Bitwarden (self-hosted) | KeeWeb | |
|---|---|---|
| Category | Password Managers | Password Managers |
| License | AGPL-3.0 | MIT |
| GitHub stars | 16k | 10k |
| Tech stack | .NET, SQL Server | JavaScript, Electron |
| Replaces | 1Password, LastPass | LastPass |
Bitwarden (self-hosted) has more GitHub stars, which usually indicates a larger community (not necessarily that it's the best option for your use case).
Bitwarden (self-hosted)
Official self-hosted Bitwarden server, a complete alternative to 1Password.
Pros
- It's the official server, with direct support from Bitwarden
Things to consider
- Considerably heavier on resources than Vaultwarden
KeeWeb
Web client for KeePass vaults, a lightweight alternative to LastPass.
Pros
- Builds on the KeePass format, very mature and well-audited
Things to consider
- It's a client, not a server: sync depends on another backend
Key features
Bitwarden (self-hosted)
- Organizations and enterprise groups
- Security reports and SSO
- All the features of the official cloud version
KeeWeb
- Compatible with KeePass .kdbx vaults
- Connects to Dropbox, Google Drive or your own WebDAV
- Works offline as a PWA