It can take some work to figure out which mods will play nicely together and which will make your game come down with a digital cold. Elsewhere, you'll find that some of the bigger Sims 4 modders-including LittleMsSam and KawaiiStacie-maintain their own dedicated websites for their catalogue of modded additions. 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.