Here's a list in no particular order:

Sims 2 Cri
Around the Sims 2
Living Doll
4 ever simFantasy
XM Sims 2
Sim Secrets
Glamorous lounge
Vita sims
Lyran
Pimp my Sims
Parsimonious
Sims 2 inlimite
Raon Sims
All about style
Stylist sims
The Sims Resources
Sims files


I've downloaded things from all of these sites so enjoy!