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.
Xmind - Xmind is a brainstorming and mind mapping application.
Ring4 Meeting - Dead simple video conferencing - free, in browser
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
Suttna - Keep every team member in the loop
FeatureMap - FeatureMap story mapping, simple and effective realtime collaboration and collective intelligence tool.