Zotero is is a free, easy-to-use tool to help you collect, organize, cite, and share your research sources.
• Collect references automatically; add full-text searchable PDFs to your library, and sync to the cloud
• Find and cite references and create bibliographies with ease
• Collaborate with other researchers by creating group libraries; share files, notes, and bibliographic data
• Zotero excels at projects large and small
• Zotero is open-source software and free for anyone to use
Mendeley is a desktop and web program for managing and sharing research papers, discovering research data,collaborating online and reference management application.
• Reference Manager; Generate citations and bibliographies in Microsoft Word, LibreOffice, and LaTeX.
• Read and Annotate; Open PDFs and capture your thoughts through sticky notes and highlights.
• Add and Organize ; Import and organize PDFs from your computer, EndNote™, Papers or Zotero.
• Collaborate; Connect with colleagues and securely share your papers, notes and annotations.
• Backup, Sync and Mobile; Access your papers on the web, iPhone or iPad.
• Network and Discover; Discover papers, people and public groups.