Box - Box offers secure content management and collaboration for individuals, teams and businesses, enabling secure file sharing and access to your files online.
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.
Soonr - Soonr is a cloud-based document storing and file sharing system for the small and medium-size businesses.
Ring4 Meeting - Dead simple video conferencing - free, in browser
Nubo - A self-hosted file sharing application in Haskell.
Suttna - Keep every team member in the loop