Virtual Hangouts
https://hubs.mozilla.com/
https://spatial.chat/
https://gather.town/
https://hubs.mozilla.com/
https://spatial.chat/
https://gather.town/
Portal on Solana Blockchain
https://theportal.to/
Portal Demo
https://www.youtube.com/watch?v=8JwMKbJhtLA&t=1s