How to open an .fbx file? To open this file, you will need a compatible software application, for example, CAD Exchanger Lab. Launch the software and navigate to the 'New file' option. Browse your computer's directories and locate the .fbx file you want to open. Then select it and cl...
If you know anyone that has SolidWorks or someone on this site who offers, you could send them your SLDPRTs and SLDASMs and they could import them and send them back to you as STLs which you can import into FreeCAD. I might be able to convert them for you...