
Zotero is a manager or handler of bibliographical references, of free access, which works as an extension to the Firefox browser. Allows users to create their own database (library) where you can: save, manage, search, organize, and cite sources of all types. Zotero resides in your Firefox browser, but the Standalone version in Alpha (desktop) works with Safari and Chrome browsers via a plugin.
Zotero can be downloaded at: http://www.zotero.org/
Main functions:
- Automatic capture of citation information in web pages
 - Storage of PDFs, files, images, links and entire web pages
 - Notes flexible with auto save
 - Quick search in all your materials while you write
 - Organization of the library list type of reproduction, including saved searches (smart collections) and tags
 - Platform for new forms of digital research that can be extended with other tools and web services
 - Export citations with format (style list to make it increase quickly)
 - Integration with Microsoft Word and OpenOffice.org
 
For more information you can refer to the following Basic Guide to Zotero: