Rails 8.0 is going EOL soon; if you’ve already got it done, great! If you’re stuck with a legacy project and need to plan an upgrade, though, this guide gives details on how you can do that, with some specific pitfalls to avoid. Fortunately, a bunch of the games that were stuck on Rails 8.0 support - like audited and active admin - are now working with Rails 8.0, so if you tried before and had a hard time, you will be pleasantly surprised.

https://durableprogramming.com/blog/2026-03-30-how-to-prepare-for-rails-8-0-eol/