Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.

ProLease - ProLease helps organizations manage their leased, owned and subleased properties in one integrated system.

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

Visual Lease - Visual Lease is a comprehensive, powerful and easy-to-use lease administration software solution that enables you to easily control and report on your leases and other critical real estate information.

Qiqqa - Qiqqa is a free research and reference management software. It can be used in many organizational projects from the academic to the personal to the business endeavor. Read more about Qiqqa.

Yardi Voyager - Voyager is software for managing properties and the people who live there. The software is developed by Yardi, a company founded in 1984 that specializes in property management software. Read more about Yardi Voyager.