An open-source vector graphics editor. Free alternative to Illustrator. Effort to learn: Low
An open-source image retouching tool. Free alternative to Photoshop. Effort to learn: Low
A free, interactive timeline tool, best for illustrating information that spans over a period of time. Design stunning, interactive timelines by embedding images, videos, and web links. ONLINE Effort to learn: Low
Create posters, social media posts, invitations, etc.. ONLINE Effort to learn: Low
Website with millions of free icons to be used for anything.
Tool for choosing a color scale for scientific graphics.