Bforartists might be a bit more popular than picoCAD. We know about 1 link to it since March 2021 and only 1 link to picoCAD. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
There's been a bunch of jams on itch.io where you can download entries to see directly how they were done. (https://itch.io/jam/picocad-jam, https://itch.io/jam/picocad-jam-9, etc). Source: over 2 years ago
I also suggest getting BforArtists. Source: almost 2 years ago
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Autodesk Maya - Maya is 3D computer animation software with powerful modeling, rendering, simulation, texturing, and animation tools for artists, modelers, and animators.
MODO - Modo by Foundry brings you the next generation of 3D modeling, texturing and rendering tools in a powerful integrated software package.
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
Sketchfab - Sketchfab is an industrial design software tool is useful for ideation and for beginners in the industrial design field.