Pocket
Freemium
Pocket is a cloud based article snippet and bookmarking platform.
Diigo
Freemium
Diigo is a powerful research tool and a knowledge-sharing community.
Pearltrees
Freemium
Pearltrees is a visual and collaborative curation tool.
Tizmos
Freemium
Tizmos for Teachers is a personalized page for teachers that allows them to easily share online resources with students and other teachers.
Reddit
Freemium
Reddit is an social news aggregation, web content rating, and discussion website.
Raindrop.io
Freemium
Raindrop.io syncs bookmarks into the cloud and makes them beautiful as well as easy to search.
elCurator
Freemium
elCurator let you bookmark, read and collaborate with ease.
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