Vaultwarden
FreeSelf-hosted Bitwarden-compatible password manager
About Vaultwarden
Vaultwarden is an unofficial Bitwarden-compatible server written in Rust, letting you run the full Bitwarden client ecosystem on minimal hardware. Around 40K GitHub stars. The official Bitwarden server requires .NET and multiple services; Vaultwarden runs in a single Docker container using roughly 50MB of RAM — it works on a Raspberry Pi. It unlocks all Bitwarden Premium features — TOTP authenticator, emergency access, file attachments, organizational vaults — for free. The Bitwarden browser extensions, desktop apps, and mobile apps connect without modification; you just point them at your server URL. Setup takes under 30 minutes with Docker Compose. SQLite is the default backend with MySQL and PostgreSQL also supported. HTTPS is required — the clients won't connect over plain HTTP. The project is community-maintained, not affiliated with Bitwarden Inc., so there are no SLAs. The maintainers have historically kept pace with Bitwarden API changes, but that's a community commitment, not a contractual one.
Key Features
Pricing Plans
Self-Hosted
- All premium features
- Unlimited users
- Full Bitwarden compatibility
Pros
- Completely free with all features
- Very lightweight (runs on Raspberry Pi)
- Full Bitwarden client compatibility
- Active community
- Easy Docker deployment
- All premium features included
Cons
- Requires self-hosting knowledge
- No official support
- Manual backups needed
- Security depends on your setup
- Not officially endorsed by Bitwarden
- Smaller audit history
Best For
- Self-hosting Bitwarden on minimal resources
- Accessing all Bitwarden Premium features for free
- Home labs and Raspberry Pi setups
- Small teams on a budget
Not Ideal For
- Enterprise deployments needing official vendor support
- Teams unwilling to manage their own password manager infrastructure
Potential Deal Breakers
- Unofficial project — Bitwarden API changes could break compatibility
- No official support or SLAs
- HTTPS required with no plain HTTP fallback
Data & Privacy
Self-hosted Bitwarden-compatible server. All vault data encrypted and stored on your infrastructure. Zero-knowledge architecture means even the server admin cannot read vault contents. No telemetry or data collection.
Who Is This For?
Hands-on tested May 2026
Signup Experience
No account needed to set up the server — pull the Vaultwarden Docker image, set an admin token environment variable, and the server runs on port 80 within seconds. The admin panel at /admin configures settings and invitations. The standard Bitwarden browser extensions, desktop apps, and mobile apps connect to the self-hosted server by entering the server URL in settings. Existing Bitwarden accounts can be migrated by exporting from bitwarden.com and importing to the self-hosted instance. First-time users create an account through the standard Bitwarden app pointed at the Vaultwarden URL.
For Home Users
The best way to self-host a full-featured password manager at no cost. Vaultwarden runs on minimal hardware — a Raspberry Pi handles it comfortably — and unlocks all Bitwarden premium features including TOTP authenticator codes, encrypted file attachments, and Bitwarden Send without a subscription. All the official Bitwarden client apps work unchanged. For households wanting complete control over their password vault with no ongoing cost and no trust in a third-party cloud, Vaultwarden is the clear choice. The only trade-off versus the hosted Bitwarden service is that you are responsible for backups and uptime.
For Business Users
Small teams use Vaultwarden to get Bitwarden organization features — shared collections, group permissions, and user management — without paying for Bitwarden Teams at $4/user/mo. The setup is straightforward on any VPS or home server with Docker. For teams comfortable with self-hosting and willing to manage their own backups and updates, Vaultwarden is a legitimate zero-cost alternative. For larger organizations or those requiring SLA guarantees, vendor support, and compliance certifications, the official Bitwarden cloud or self-hosted Bitwarden server with a license is more appropriate. Vaultwarden is not officially supported by Bitwarden and relies on reverse-engineered API compatibility.
Our Verdict
Vaultwarden is one of the best self-hosted apps period. It runs on minimal hardware, uses the polished Bitwarden clients, and gives you Premium features free. The unofficial status is the only real risk and the project's track record keeps that risk low.
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