yEd is a free general-purpose diagramming program with a multi-document interface.

Google Play Books (formerly Google eBooks) is an ebook digital distribution service operated by Google. Users can purchase and download ebooks from Google Pla…

Paperpile is a web-based reference management software, with special emphasis on integration with Google Docs and Google Scholar.

LibraryThing is a social cataloging web application for storing and sharing book catalogs and various types of book metadata. It is used by authors, individua…

colwiz (collective wizdom) is free web, desktop and mobile based research management software.

Zepto.js is a jQuery-compatible JavaScript library.

Qiqqa is award-winning research management software, designed for commercial and academic researchers.

Papers helps you collect and curate the research material that you're passionate about.

fxSolver is a math solver for engineering and scientific equations.

FusionCharts Suite XT is a javascript charting solution.

Xataface is an open source PHP framework for building PHP/MySQL applications.