Expands beyond traditional bibliographic management tools by connecting you with other researchers with similar interests; allows you to store and search PDFs.

Software designed to collect and organize research (among other things); compatible with EndNote Web. Yale University has EndNote available to students, faculty, and staff for free. The desktop version (recommended) is a download from the ITS Software Library (look in the Software & Technology tab). 

Mendeley is a free reference manager and academic social network that can help you organize your research, collaborate with others online, and discover the latest research

A tool from Thomson Reuters for citation management.

Web-based tool available through the Yale University Library databases; free access to all Yale affiliates; ability to work off-line as well.

Free, web-based tool that works as a plug-in within Firefox. Zotero also has a desktop client that works well on all platforms.

For information on EndNote, EndNote Web, Mendeley, RefWorks, and Zotero, see the library's Citation Management subject guide.