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

Eagle App - Unify your creative inspiration in one place. Store anything – inspiring images, design mockups, illustrations, screenshots and more.

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

Pixave - The ultimate image organizer for the 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.

EagleFiler - EagleFiler makes managing your information easy.