Planogy - A feedback platform for all the creative work
Bookmark It - Create awesome notes on YouTube videos
Usersnap - Visual Feedback - Usersnap helps your business with its versatile feedback platform to build better, more successful products and services with the help of user feedback. Collect feedback along your product development lifecycle. Try it for free.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Basil Chat - Design feedback via chat
PageMarker - Save, organize, annotate and revisit your bookmarks