Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Brandpad - Host your brand guidelines and assets in the cloud
Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
Brandfolder - One link to all your marketing assets. Brandfolder is your convenient source to visually organize, quickly find and easily share all your final brand assets.
UXpin - Design is really about solving problems. UXPin is the UX Design Platform that gets that right.
Corebook.io - An online brand guidelines platform for the world's most brilliant brands and their creators.