Zotero bookmarklet: If you use other browsers than mentioned above or you don’t wish to install extensions or software to your computer you can use Zotero bookmarklet.You can download connectors for Safari, Chrome and Opera. For Zotero to work properly you need to install connectors. Zotero Standalone is a separate, browser-independent application. Zotero Standalone: If you don’t use Firefox as your browser, you can download Zotero Standalone.Here you have to use the Firefox browser. Zotero for Firefox: Zotero as an extension to Firefox.It works with Windows, Mac or Linux systems Zotero collects, manages and cites sources in a similar way as EndNote and RefWorks. Mellon Foundation, the Institute of Museum and Library Services, and the Alfred P. This program was developed as a project of the Roy Rosenzweig Center for History and New Media, and was initially funded by the Andrew W. Zotero is a reference management tool and it’s an open-source program that is free to download and use.