Ring4 Meeting - Dead simple video conferencing - free, in browser
Riven - Riven is a Single-player, Adventure, Puzzle, Point and Click video game developed and published by Cyan Worlds.
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.
Myst - Myst is an Adventure, Classic Point and Click, Puzzle and Single-player video game developed and published by Cyan Worlds.
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.
Atlantis: The Lost Tales - Atlantis: The Lost Tales is a Fantasy, Adventure-based, Exploration, and Single-player video game by DreamCatcher Interactive.