When comparing Goxel vs Makers Empire 3D, the Slant community recommends Goxel for most people. In the question“What are the best voxel editors?” Goxel is ranked 3rd while Makers Empire 3D is ranked 7th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open source
Pro GNU/Linux
At least somewhat available for GNU/Linux.
Pro Supports .obj
Pro Available on Android
Pro Simple Interface
Pro Supports procedural rendering
You can script a build for it to render.
Pro Exports to PLY format
Pro Available in Debian/Ubuntu repository
If you don't have it installed yet, just enter "sudo apt install goxel && goxel" on the terminal, and you will be running it in a few seconds.
Pro Available on iOS
Works nicely with Apple Pencil.
Pro Works on many platforms
Supports iOS, Android, Windows, and Mac.
Pro Gamification
While only simple at this stage when you create and participate in sharing and commenting or even uploading you can unlock various, useful, purpose built items to create more detailed 3D printable models. The characters and avatars which you unlock are very cute like Japanese inspired anime.
Pro Easy to use navigation
Icons are easy to understand and so simple that children (as young as 4) can use it.
Pro Easy to use with touch controls
It is touch optimized, making for an easy touch controlled experience.
Cons
Con Hasn't Been Updated in over a year.
Con Missing docu/tutorials
Finding help on e.g. using materials is missing or not easy to find.
Con Have to compile it yourself on Linux
Con On Windows, tiny UI on 4K monitors
Con This is not a voxel editor. Shouldn't be in this list.
Con Limited exporting formats
You can only export files as STL.