VitalSource is the most used e-textbook delivery platform in higher education with over 4 million users worldwide.

VitalSource is a global leader in building, enhancing, and delivering e-learning content. The VitalSource Bookshelf® platform is the most used e-textbook delivery platform in higher education. Content from more than 500 of the world’s top academic publishers is available to Bookshelf platform users, including those living with disabilities, on a variety of operating systems and devices.

For more information: 

Nielsen BookData

Nielsen BookData's range of information services provide market leading data services to more than 100 countries worldwide. Nielsen Book collects information from over 70 countries (including the UK, Ireland, Europe, Australia, New Zealand, India and South Africa) and works closely with the leading data providers in the US to ensure the most consistent and comprehensive global database of title records available.

Metadata feed in ONIX XML-format with 10.9 million jacket/cover images and 18.6 million title records including descriptions and Tables of Contents for UK, US, in-print, forthcoming and out-of-print titles. Daily updates.

For more information: