Pocket
Freemium
Pocket is a cloud based article snippet and bookmarking platform.
Zotero
Open Source
Zotero is a powerful, easy-to-use research tool that helps you gather, organize, and analyze sources and then share the results of your research.
Diigo
Freemium
Diigo is a powerful research tool and a knowledge-sharing community.
SemanticScuttle
Open Source
SemanticScuttle is a social bookmarking tool experimenting with features like structured tags and collaborative tag descriptions.
Compare BibSonomy with alternatives
Compare SemanticScuttle and BibSonomy and decide which is most suitable for you.