Bitwarden lite self-host deployment, formerly unified, is now generally available! This self-host option is a more lightweight and flexible deployment alternative, ideal for homelab enthusiasts and community members who want to get started quickly with self-hosting Bitwarden. With the release of general availability, Bitwarden lite users can benefit from enhanced performance and reliability.
Seems to be an official alternative to Vaultwarden
It could also be argued that what might have been a loss leader for Valve might just pay off as more and more disgruntled MS users are moving to Linux, and gaming on Linux has exploded despite the 3% market share.