which 3d software should i learn for 3d printing —

Founded which 3d software should i learn for 3d printing models & stl files for printing
EEZYbotArm MK3
daGHIZmo
1970s Ford Mustang fixed
KoenMakesThings
Mini RC Car
3dfuns
Ironman helmet mk3
MilesMorales998
Mechanical Iris
Souzoumaker
Toolbox
BINGOPRINTS