Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.
Isometric - Create beautiful, abstract works of art & optical illusions
Synthesys X - Start Turning Online Inspiration Into Unique Creations.
Isometric Game Art Pack - Extensive library of game art for indie devs
ShapeShop - ShapeShop is an advanced and professional 3D design and modeling application that comes with an easy-to-use and user-friendly interface.
Indie Boost - A video game discovery software used by Publishers, Press, YouTubers, and Streamers.