Mendeley software is a reference management tool that allows users to organize and annotate research papers, create bibliographies and collaborate with others. The software includes a searchable database of over 100 million academic papers, which can be imported to the user's library with a single click. Mendeley also offers a social networking feature, allowing users to connect with other researchers and share their work. Additionally, the software has a plugin for Microsoft Word, making it easy to insert citations and create bibliographies within documents.