dani-garcia/vaultwarden

Vaultwarden is a lightweight, self-hosted password manager server that is compatible with the official Bitwarden apps. Bitwarden is a popular password manager that normally requires you to either use Bitwarden's own cloud service or run their official server software, which can be resource-intensive. Vaultwarden solves this by providing an alternative server that speaks the same language as the official Bitwarden clients, but uses far fewer system resources, making it practical to run on a small home server or a low-power device like a Raspberry Pi. The way it works is that you run Vaultwarden on your own machine, and then point the official Bitwarden mobile apps, browser extensions, or desktop clients at your server instead of Bitwarden's cloud. Your passwords, secure notes, and shared credentials never leave your own infrastructure. The server handles storing your encrypted vault, managing user accounts, supporting two-factor authentication methods like YubiKey and authenticator apps, and even organizational features for sharing passwords across teams. The project is written in Rust, a programming language known for being fast and memory-efficient, and is built on the Rocket web framework. The recommended way to deploy it is through Docker or Podman container images, which makes setup straightforward. You would typically place it behind a reverse proxy and enable HTTPS, since the web vault requires a secure connection. You would reach for Vaultwarden when you want the convenience of syncing passwords across all your devices using a polished, mature client ecosystem, but prefer to keep your data entirely on your own server rather than trusting a third-party cloud service.