I just stumbled across an interesting project. It's open source and still in beta, but it promises a lot. You should be able to host your own services easily. Email server, cloud storage, Git repositories, messenger, password manager, videomeet ...
Discussion
It offers Nextcloud, which means yoy don't need Bitwardrn or Jitsi, etc. Nexrcloud does a lot.
Besides, Bitwarden recently showed their true colors and committed religious discrimibation when they fired their software VP for putting "Assigned by God" in his pronoun description. I'll never use them. It's KeePassDX/XC for me.