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.
potrace - Open source program that transforms bitmaps into vector graphics.
Ring4 Meeting - Dead simple video conferencing - free, in browser
Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Suttna - Keep every team member in the loop
DragPotrace - A GUI for potrace using Objective-C for OS X 10.11