Miro - Scalable, secure, cross-device and enterprise-ready team collaboration tool for distributed teams. Join 2M+ users & 8000+ teams from around the world.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
HeySpace - HeySpace is the only free task and simple project management software with communication and collaboration feature.
Invision - Prototyping and collaboration for design teams
Due.work - Simplify your work, to-do's and communications
Sketch - Professional digital design for Mac.