Surprised to see this downvoted, I've been using Pinta as the Paint.NET replacement on Linux and it's been pretty stable so far. Though I do remember accidenta

Surprised to see this downvoted, I've been using Pinta as the Paint.NET replacement on Linux and it's been pretty stable so far. Though I do remember accidentally installing it from the default Ubuntu repositories once and it kept crashing really often. Turns out that version is almost 6 years behind the current stable release.