Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Weava - Workspace to highlight, organize & collaborate on your research articles.
The Desk for StarUP - Design for Smart Working
Genius Annotations - Embed text annotations on your site. Annotate the web.
Airsketch - Simple screenshots + annotations for Mac 🖥️
Jotform - Free Online Form Builder & Form Creator