I find this move concerning, and wish that the Founder had looked for a new CEO that shared his values rather than a Private Equity and Mergers Expert.
Furthermore, the change to the GRIT motto is worrying. Trust is useless without Transparency when it comes to code and security.
Vaultwarden has a backend encrypted db and web server, with it’s own API. The bitwarden clients are currently opensource so there could be a fork for the browser extension, and desktop client. Unlike 1Password, there is a good opensource base.