Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Prefer - Professionals you need, from people you know
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.
Warmspace - Tech-powered conversations that transform relationships in work and life.
JabRef - Graphical Java application for managing bibtex (. bib) databases.JabRef · JabRef Help · JabRef | Blog · OpenOffice/LibreOffice .
Introwise - All-in-one scheduling and business management platform for coaches, tutors and consultants to run their business online.