CiteULike is a web-based citation manager sponsored by publisher Springer, CiteULike works especially well with publishers' websites. CiteULike provides researcher-based social networking, including tags, groups, and searching. Also stores personal PDF's.
- For more information and to sign up go to CiteULike.
BibDesk is a desktop application for Macs available for free from Sourceforge. BibDesk is designed to work with LaTeX and is another option besides exporting BibTeX files from standard citation managers. BibDesk has many of the same features of other citation managers with the ability to add files and organize your citations.
- To download and get more information go to BibDesk.