Active CSS
Rob Galbraith
River Zend Dynamics

Logo design
Jesse Wilson
beyondmedia.co

Positive comments
Håkon Wium Lie (Original inventor of CSS)

"ActiveCSS allows you to add interaction to your pages using a CSS-like syntax. For most of humanity, this will be much easier to read and write than, ahem, the alternatives."

June 10, 2020 (source: Twitter)

Alo (AlosCloud)
Joseph Orbegoso Pea (WICG)
Matthew Phillips (WICG)
Excitedbox (WICG)
vrugtehagel (WICG)

Open-source contributors:

Observable Slim
Elliot (ElliotNB)

CSS parser concept
Aram Kocharyan (aramk)

Recursive Diff
Anant Shukla (cosmicanant)

Lodash
(lodash.com)