I found Design Systems for Developers by Ethan Marcotte from reading …
I found Design Systems for Developers by Ethan Marcotte from reading Frontend Mentor Newsletter #55. It seems pretty cool.
Aquent Gymnasium - I recently came across Aquent Gymnasium after hearing about a free course called Design Systems for Developers by Ethan Marcotte. I learned a lot during the course, and it seems like they've got many other free courses worth checking out!