one of the ones I used to use actually got removed but here's a few I found
https://josep122.itch.io/sprunki-sb3-i-get
https://epic-maxi.itch.io/sprunki-sb3-file
https://javidthedev.itch.io/sprunki-files-sb3
https://jamibes.itch.io/my-sprunki-sb3-pack
or if none of these work for u u can look up sprunki sb3 or sprunki sb3 modpack and some will pop up