A good set of reflections on teaching online. They capture what really works online instead of trying to force an offline mode of teaching into an online format.
https://www.hastac.org/blogs/tylertennant09/2021/04/19/10-reflections-online-teaching
DawsonITE is a blog devoted to Educational Technology. It's compiled by Rafael Scapin, Coordinator of Educational Technology at Dawson College in Montreal (Canada).