ngrx-traits

NGRX Traits is a library to help you compose and reuse state logic in your angular app. There is two versions, @ngrx-traits/signals supports ngrx-signals, and @ngrx-traits/{core, common} supports ngrx. Maintained by gabrielguerrero on GitHub, where it has earned 115 stars from the community.

It's actively developed around angular, ngrx, and is a solid reference for anyone building with these tools.