this is not an exhaustive list, but rather the highlights of what makes my game feel like home :)
several of these mods have dependencies, so make sure you install everything needed so that things run properly.
Book of [Class] mods by IncogneatoBurrito
5e [Class] Combined mods by Sumradagnoth
[Subclass] Subclass mods by Havsglimt
Artificer Class and All Subclasses by KiderionLykon
Blood Sorcery by Sturm1212
Transmog Enhanced Revamped by GosuDRM
Everybody Dies Unlimited Dyeing by Ioktide
Fade's Equipment Distribution AIO by GraphicFade
Fade's Assorted Treasure Expansion by GraphicFade
5e Spells by Celes
Containers Extended by darkcharl
More Reactive Companions by LightningLarryL
Waypoints Expanded by Kaz
Adjustible Party Limit by PixelByte