Diigo - Better reading and research with annotation, highlighter, sticky notes, archiving, bookmarking & more. Diigo is a powerful research tool and a knowledge-sharing community
MURAL is a digital workspace for visual collaboration Our platform and professional services enable innovative teams to think and collaborate visually to solve important problems. Simply put what’s on your mind on sticky notes. Then organize in lists, flowcharts, diagrams, frameworks, methods and drawings to activate and align your team.
TurboNote+ -- -- top-rating desktop sticky notes for Windows Sticky note software, post-it style with instant messaging, reminders, calendar and more - free Windows download - TurboNote