Cuis Smalltalk (github.com)

Comes with innovative vector graphics and antialiasing capabilities. See:

https://youtu.be/_NB2_Q4bYEk

For a demo of Morphic3

Summarized here: http://www.jvuletich.org/Morphic3/Morphic3-200911.html

And based on this paper: https://www.researchgate.net/publication/267152327_Prefilter...