There are some wiki pages about that, feel free to extend them if you’re missing anything:

• https://wiki.postmarketos.org/wiki/Android_Translation_Layer/known_working_open_source_applications
• https://gitlab.com/android_translation_layer/android_translation_layer/-/wikis/known-working-proprietary-apps

You can just open an apk file with this tool; apps don’t need to be integrated with it. It’s just that the implementation is far from complete and most apps will not work (correctly) right now.

If you don’t want to tinker with a Raspberry Pi, a simpler alternative would be AdGuard DNS

https://adguard-dns.io/en/public-dns.html
(Configure manually -> Routers)

OpenRCT2

An open source re-implementation of RollerCoaster Tycoon 2