IconLover - Icon editor for Windows.
ibis Paint X - Drawn with + ibisPaint
VistaCreate - The VistaCreate is a free and global digital platform which is known for sharing, searching, finding, and creating great art.
Huion Sketch - Huion Sketch is an animation and drawing application that comes with all the tools and features, providing you ease when making a painting.
Lospec Pixel Editor - Free online pixel art program. It's easy to use, intuitive and unobtrusive.
Zen Brush - Zen Brush 2 is a drawing app focused on the strong yet beautiful feel of the East Asian ink brush.