For the game itself  The Sims 4
EA & Maxis

Software use for creating:
  • Marvelous Designer 7
  • Blender
  • Photoshop CC
  • Sims4Studio
  • NVIDIA TEXTURE TOOLS PLUGIN
  • Crazy Bump
Thanks to other Creators:

ADE_DARMA@TSR
ANTO@TSR
ALESSO@TSR
S-CLUB@TSR
BENEVOLENCE-C@TSR
CRYBABIES@TSR
MJ95@TSR
TOKSIK@TSR
MISSPARAPY
JOMSIMS@TSR
BILLSIM@TSR
KAMURESIM4
SAYASIM@TSR
1000-FORMSOFFEAR
MARIGOLD
ELLIE SIMPLE

GORILLA GORILLA GORILLA 
HI-LAND
ONYX SIMS
ATASHI77
MARTYP
NOIRANDDARK
KIJIKO
JENNI SIMS
I-D SIMS

They are My Favorite creators, so you don't need to ask wcif, just browse their creations or google the names with sims 4 cc behind.