Iteration X - Iteration X allows teams to annotate and edit any live website or web app directly in Chrome.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Wized - Design your web application in Webflow, build it with Wized
Sketch - Professional digital design for Mac.
Duckly - Collaborate on any page with a Figma-like experience
Invision - Prototyping and collaboration for design teams