Current status:
- OS: Ubuntu Server 24.04 (latest LTS, so good for at least another 4 years, and I keep it up to date entirely automatically)
- Nextcloud: Updated all the apps and updated the core to version 29.0.14, the latest non-.0 release of the second-latest Nextcloud version as of last I was touching this . . . but actually since then there's been a version 31. And looking now, I see at https://github.com/nextcloud/server/wiki/Maintenance-and-Release-Schedule that 29 is nearly EOL already: