For symbols and footprints, SnapEDA exports to:
OrCAD/Allegro
Altium
Circuit Studio
DesignSpark PCB
DipTrace
Eagle
Easy PC
ExpressPCB Plus
Autodesk Fusion 360
KiCad
PADS
Proteus
PCB123
Pulsonix
Target 3001!
Zuken eCADSTAR and CR-5000/8000
We also export 3D models in the STEP format which can be imported to most PCB tools.