Another Sensei experiment turns any letter image into a glyph, then creates a complete alphabet and font out of it. It can also apply the result to a physical object via augmented reality.

A tool that helps you to pair fonts using font vectors. Here's another usage of this idea from Kevin Ho who built a Font Map.

Huula website constructor did several experiments with auto-suggesting font sizes and page colors. See also CSSToucan.

Parametric typography based on the idea of interpolation from several key variables: weight, width, and optical size. In 2016 it became a part of OpenType format specification. Previously, it was only possible to use variable fonts on the web through hacks or via desktop tools like Robofont.

This Android launcher uses an algorithm to automatically set up colors for app cards, based on app icons.

A script that changes text color according to the background color.