I look forward to seeing your work!
Check out some of the books below.
The “Generative Design” books are an inspiration.
There are many ways to capture and share creative works.
Sharing a few examples with the community here:
Animated GIFs:
Movie Maker:
I use this to capture and then use as I wish.
I had a few sketches that were to slow in real time and I just capture frames for that and rendered overnight; just like they do for the movies!
Screen Capture:
There are numerous apps for this; I happen to have this one.
An example I did years ago:
Some cool sites:
https://twitter.com/beesandbombs
https://twitter.com/sasj_nl
http://www.sasj.nl/daily/
Books:
Many have example code available.
http://www.generative-gestaltung.de/ 
P5.js:
“You can think of your whole browser page as your sketch”
The site does not list this “NEW” book yet:
http://www.generative-gestaltung.de/
Sites:
And all the ways that are not listed here… please add them