Bookmark It - Create awesome notes on YouTube videos
/dev/esc - Challenge yourself and your team to code, puzzle and hack your way out of /dev/esc - an online escape room designed for developer teams.
Sidenote - Timestamped notes on YouTube videos
Moonshot by Reason - Massive virtual escape room for remote teams
Video Search for YouTube - Search any YouTube video like a document.
FATED: The Silent Oath - VR action-adventure game set in norseland during Ragnarok