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

Giphy Chrome Extension - Respond to emails, tweets & more w/ GIFs in a jiffy

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

All the GIFs - Search all the GIFs right from your Mac

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.

Firefox Multi-account Containers - Sign in to two different accounts on the same site