@berkberkman FreeCAD, Ardour, GIMP, Inkscape, Krita, Blender, ffmpeg are all well developed free software projects and many more exist that allow you to make whatever creative and audiovisual things you want.

Although just have a different interface to the proprietary malware, functionally wise they're far better in my experience and they're improving day by day - but of course the proprietary addled sort complain when they've been provided with excellent software gratis that isn't exactly the same.