https://github.com/NopeFoundry/nope.gl/blob/main/doc/usr/exp... explains the history of the project (created in 2016 by French startup company named Stupeflix, later acquired by Go Pro)

Now the project focuses on providing a free and open-source framework for motion design, 2D composition and visual effects.

see also https://github.com/NopeFoundry/nope.gl/blob/main/doc/dev/exp... basically C + Python + OpenGL

Note that the history.md is going to be removed soon from the repository since it's been integrated as-is within the website (see the /about page)