XMarks is a cloud based bookmark management platform.

Raindrop.io syncs bookmarks into the cloud and makes them beautiful as well as easy to search.

Jolicloud is a cloud computing with the Jolibook, the first personal cloud computer.

Diigo is a powerful research tool and a knowledge-sharing community.

TheBrain, formerly branded PersonalBrain, is a mind mapping and personal knowledge base software.

Tizmos for Teachers is a personalized page for teachers that allows them to easily share online resources with students and other teachers.