Sims 4
Sim
http://www.akisima.de/blog/
MustLuvCatz’s Wasteland
Sims 4
Moldings
http://mustluvcatz.tumblr.com/
La Luna Rossa and The Sims
Sims 4
Jewelry
http://www.lalunarossa-sims.org/
Gwen the Killer Chicken
Sims 4
Tattoos
http://gwenthekillerchicken.blogspot.com/
Sims 3 Addictions
Sims 4
Clothing, tutorial on how to make transparent clothing (works for Sims 3, too)
http://margiessims.blogspot.com/
Sims 4 Designs
Tutorial on making walls
http://sims4designs.co.uk/?page_id=33
Altea127
Sims 4
Lipstick
http://altea127simsvogue.blogspot.com/