When comparing Goxel vs Voxel, the Slant community recommends Goxel for most people. In the question“What are the best voxel editors?” Goxel is ranked 3rd while Voxel is ranked 14th.
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 Available on iOS
Voxel's availability on iOS enables you to be creative on your iPhone or iPad anywhere you please— at the park, on the train, in a meeting. Export options make it easy to sketch out an idea on-the-go and finish it up later in Qubicle or any other desktop voxel editor supporting the .qb format.
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 Only for iOS
Very limited audience and use.
Con iPad only
No desktop versions are planned.