Annotable - Ultimate image annotation & markup tool
Invision - Prototyping and collaboration for design teams
Hover Me - Hover me lets you quickly annotate any image and easily integrate an interactive version within your own website.
Weava - Workspace to highlight, organize & collaborate on your research articles.
Picsell.ia - Annotate datasets smarter, 10x faster & cheaper.
Drift - A messaging app that helps you grow your business.