This week saw some new updates of the broadway backend. We now have a in-browser window manager for the non-toplevel window mode, and the backend now support a bunch more features.
I don’t want to bore you with technical mumbo jumbo though. Lets see some video instead! (Original source availible here)
Update: Tested this with safari on OSX, and it worked too. Also we now have nicer browser-side window decorations.