Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
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.
Cool Cousin - Shaking up the travel world with good old human connection
JabRef - Graphical Java application for managing bibtex (. bib) databases.JabRef · JabRef Help · JabRef | Blog · OpenOffice/LibreOffice .
Airbnb Trips - Travel and experience trips with locals