FreeCAD is the most complete open source CAD project you’ll find. I agree it is a steep learning curve, but it pays off to work through it, if you want to 3D print your designs.
If you want to create 3D models for games, or what not Blender is, as you say a great option.
Have you seen the tutorials for FreeCAD by MangoJelly?https://m.youtube.com/channel/UCUWhaOxsRk_5oPPq00_Y7Dw
FreeCAD is the most complete open source CAD project you’ll find. I agree it is a steep learning curve, but it pays off to work through it, if you want to 3D print your designs.
If you want to create 3D models for games, or what not Blender is, as you say a great option.