The forums ran from 2008-2020 and are now closed and viewable here as an archive.
Looks kinda like what you are after is an embeddable widget. Which is a great idea and will go on our list for sure.
Frontend Masters is the best place to get it. They have courses on all the most important front-end technologies, from React to CSS, from Vue to D3, and beyond with Node.js and Full Stack.