Look into Single Sign-On services (SSO) like Authelia, Authentik, or KeyCloak. Most SSO tools do the sorts of things you’re looking for. Some will talk to the native UNIX user store. I do agree with the others, though: if you’re this far along, then it’s time to spin up LDAP and SSO, but this might be the same tool in your case.

Amiga crew checking in. Now that was an amazing machine.

Projects like Anna’s Archive, Z-Library, and the rest need volunteers to create mirrors. If you understand the risks and are able to keep a mirror running long term (not easy work), please do it.

I first worked on one in a summer thing between high school and college - before Jurassic Park. That experience is what originally got me interested in the Internet.

Right now, I’m using Obsidian. I think I’d like to transition to keeping docs in a wiki, but I worry that it’s part of the self-hosted infrastructure. In other words, if the wiki’s down, I no longer have the docs that I need to repair the wiki.