Blender

Blender is a full fledged 3D content creation suite. You can create 3D models and animate scenes. Blender also has its’ own game engine and is vastly expandable with addons.

• 3D Solids and character modeling
• Scene animation
• Physics and particle functions
• Shading
• Game engine (create a whole game using only Blender)
• Imaging and compositing
• Highly extensible

Inkscape

Inkscape is a superb vector graphics editor, with capabilities similar to Illustrator, CorelDraw, or Xara X, using the W3C standard Scalable Vector Graphics (SVG) file format.

GIMP

GIMP stands for Gnu Image Manipulation Program, and is a similar to Photoshop.

MyPaint

(Available in Ubuntu Studio versions up to 18.04)

MyPaint is a digital painting tool, designed to work with graphic tablets. It comes with a large collection of brushes, including ink and charcoal.

• Designed for pressure sensitive graphics tablets
• Simple and minimalistic user interface
• Extensive brush creation and configuration options
• Unlimited canvas (you never have to resize)
• Basic layer support

PikoPixel

(Available in Ubuntu Studio version 18.10 and above)

PikoPixel is an easy-to-use application for drawing & editing pixel-art.

• Unlimited undo
• Supports multiple layers
• Customizable canvas background and grid patterns
• Hotkey-activated popup panels
• Export upscaled images
• Supports linear (gamma-correct) color blending