Head-to-Head Comparison · Alternative to Proton Pass · 🔐 security
Proton Pass vs Vaultwarden
Unofficial Bitwarden-compatible server written in Rust, built for self-hosting on low-resource hardware without sacrificing client compatibility. Here is how Vaultwarden ($0/mo open source) stacks up against Proton Pass ($6/mo) across cost, hosting, data privacy, and real-world trade-offs.
Vaultwarden is a verified AGPL-3.0-licensed open-source replacement for Proton Pass. Switching from Proton Pass ($6/mo) saves $72/yr per solo seat, or $360/yr for a 5-person team. Deployment: Runs on Self-host.
The catch: It is unofficial and may lag Bitwarden's proprietary or enterprise features, while support, backups and uptime move to you.
Vaultwarden
$0.00/mo · AGPL-3.0
Proton Pass vs Vaultwarden Specifications
facts verified 2026-11-07
| Dimension | Proton Pass (Paid) | Vaultwarden (Replacement) |
|---|---|---|
| Monthly Price | $6 / mo | $0 / mo |
| 1-Year Cost (1 seat) | $72 / yr | $0 / yr (Save $72) |
| 1-Year Cost (5 seats) | $360 / yr | $0 / yr (Save $360) |
| 1-Year Cost (10 seats) | $720 / yr | $0 / yr (Save $720) |
| Source & License | Proprietary SaaS | open source AGPL-3.0 |
| Where It Runs | Vendor Cloud | Self-host (your server) |
| Platforms | Web / Cloud | desktopmobilewebself-hostedextensiondocker to self-host |
| GitHub Stars | — | ★ 70.4k (active nov 2026) |
Deep Dive: Switching from Proton Pass to Vaultwarden
Trade-offs, installation & data architecture
What you trade away
It is unofficial and may lag Bitwarden's proprietary or enterprise features, while support, backups and uptime move to you.
How to deploy Vaultwarden
Docker or Podman container with a persistent /data volume and a reverse proxy for HTTPS
What it takes to run
Docker, a domain and HTTPS reverse proxy are the easy part; backups, upgrades and outages become the user's responsibility
Where your data lives
Client-encrypted Bitwarden-compatible vault data stored in SQLite by default, or MySQL/PostgreSQL, with attachments and configuration in the persistent volume
Why fork Vaultwarden instead of vibe-coding a Proton Pass clone?
Instead of paying recurring SaaS fees for Proton Pass or rebuilding it from scratch, deploy one of the 8 battle-tested open-source alternatives like Vaultwarden.
Proton Pass vs Vaultwarden FAQ
Is Vaultwarden a good free alternative to Proton Pass?+
Yes. Vaultwarden is a verified open-source (AGPL-3.0) replacement for Proton Pass. Unofficial Bitwarden-compatible server written in Rust, built for self-hosting on low-resource hardware without sacrificing client compatibility.
What is the catch when switching from Proton Pass to Vaultwarden?+
It is unofficial and may lag Bitwarden's proprietary or enterprise features, while support, backups and uptime move to you.
How much do you save switching from Proton Pass to Vaultwarden?+
Proton Pass costs $6/mo ($72/yr) per seat, whereas Vaultwarden is $0/mo. Switching saves $72/yr for a solo user, $360/yr for a 5-person team, and $720/yr for a 10-person team.
How do I install or self-host Vaultwarden instead of Proton Pass?+
Install: Docker or Podman container with a persistent /data volume and a reverse proxy for HTTPS. Setup: Docker, a domain and HTTPS reverse proxy are the easy part; backups, upgrades and outages become the user's responsibility
