Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Hacknet - Hacknet is another Hacking Simulation created by Team Fractal Alligator and published by Surprise Attack Games.
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.
Uplink - Track business texts & calls in CRM without needing an app
JabRef - Graphical Java application for managing bibtex (. bib) databases.JabRef · JabRef Help · JabRef | Blog · OpenOffice/LibreOffice .
Codelink v2 - Codelink v2 is a Next Generation Online Hacking Simulation that offers similar gameplay of the famous game of Uplink: Hacker Elite.