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
KeePass also supports merging new entries from a database. Helpful for paranoiacs like me, who don’t let any other program touch the database, but are too lazy to not add an entry on the phone occasionally.