

https://codeberg.org/grunfink/snac2 and https://gotosocial.org/
The snac2 dev made it using only openssl and curl libraries. It doesn’t even use a proper database, so it’s very lightweight.
Gotosocial is basically mastodon but easier to set up on the server and lighter on resource usage.
from my brief time hosting snac, iirc it stores data in JSON files