Animation in background HTML

Question

people I saw on a website the following animation in the background and would like to know if someone has her source code or something like ....

follows the link of the site with the animation: to link!

Answer 1

This background is an animation with canvas (js)

Here is the Github of the project https://github.com/VincentGarreau/particles.js/

And here his link working and with configuration and download options http://vincentgarreau.com/particles.js/

If you want to study the code here in Codepen also has a model. https://codepen.io/VincentGarreau/pen/pnlso?limit=all&page=2&q=Canvas