BibSonomy is a social bookmarking and publication-sharing system. Developed by Knowledge and Data Engineering Group, University of Kassel, Germany
License: Free
BibSonomy is a social bookmarking tool that excels in collaborative project management and tagging, making it ideal for users focused on social sharing. In contrast, Zotero offers a robust citation management system with extensive desktop and word processor integration, making it better suited for academic research and detailed reference management.