A more recent option to try is Sims 4's official modding support through CurseForge, available at the Official Mod Hub for Sims 4.
Whether your mod of choice is just a small tweak or a total rework, you'll find it there. Almost a decade after release, all sorts of new Sims 4 mods release every day on ModTheSims-the longtime standard platform as the first stop for Sims 4 mod searches.
