DrawPile

vs

GIMP

MyPaint is a free and open-source raster grahics editor use for digital painting. The software is easy to use and works well with graphics tablets such as Wacom and the likes. MyPaint comes with a builtin brush engines that is highly configurable and allows the user to experiment by creating own brushes that can be used to create unique digital paintings.

Paint.NET is a free image editing software for Windows. It's fully-featured, and has an intuitive interface that streamlines creative workflows. With Paint.NET, professionals and hobyists alike can create fantastic art work.

Krita is a professional free and open-source painting software created and maintained by artists. The main focus of the project is to create top quality painting tools that everyone can afford and enjoy. Krita features an OpenGL-accelerated canvas, colour management support, an advanced brush engine, non-destructive layers and masks, group-based layer management, vector artwork support and switchable customisation profiles.

The world most popular raster graphics editor, Adobe Photoshop is used for photo editing and graphic design professionals to make their creations come to life. Photoshop is developed and published by Adobe Inc, and is available for iOS, macOS and Windows.

Glimpse is an open source image editor based on the GNU Image Manipulation Program (GIMP) 2.10.18. The goal of Glimpse is to experiment with new ideas and expand the use of free/libre software. Glimpse brings a new name and logo, a cleaner UI, and fewer "easter eggs" make an already amazing open source software package feel more enterprise-ready.

Akira UX is a free an open-source graphic design software built with Vala and GTK. The application offers a fast approach to UI and UX Design, mainly targeting web designers and graphic designers. Akira UX is available for all major Linux distributions, and through the elementary OS AppCenter.