GIMP is a free and open-source raster graphics editor used for image retouching and editing, free-form drawing, converting between different image format, and more specialized tasks.
A drawing software aimed to for young children (3 to 12).
A free and open-source vector graphics editor used to create vector images, primarily in Scalable Vector Graphics (SVG) format.
A free and open-source 2D sprite editor, made with the Godot Engine, using GDScript!