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.

Take notes anywhere. Find information faster. Share ideas with anyone. Meeting notes, web pages, projects, to-do lists—with Evernote as your note taking app, nothing falls through the cracks.

The writing assistant that works where you write. Check grammar, wordiness, and more. Great writing gets better results. 

Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.