Ring4 Meeting - Dead simple video conferencing - free, in browser
Fortnite - Fortnite developed and published by Epic Games.
Stork.ai - AI-Based Collaboration for Hybrid Teams. Rich media messaging, advanced video and voice conferencing, auto-transcribing and screen sharing. Serendipitous meetings at the water-cooler with your human and AI teammates.
Trusting Trust - Trusting Trust is a 5 minute Etheruem blockchain based game
openmeet - Account free video conferencing with a rooms component that lets you use VC within a physical meeting room. The server can also be hosted in your own cloud for extra privacy/security.
CryptoCompare - We bring you all the latest streaming pricing data in the world of cryptocurrencies.