Infogram - Make charts & infographics that people love
Algorithm Visualizer - Write down your algorithm to be visualized
Visme - One easy to use online tool to visualize your ideas to engaging Presentations, Infographics and other Visual Content.
Google Algorithm Changes - Shows fluctuations in SERPs matched with algorithmic updates
Mind the Graph - Infographic maker for scientists
Grokking Algorithms - An illustrated guide for programmers & other curious people