DeepDyve

DeepDyve is a commercial website that sells access to scientific and scholarly articles. A user can buy PDFs of individual papers or get a subscription that offers unlimited reading access to papers from publishers in their network, which includes publishers like Wiley, Springer Nature, JAMA, and Wolters Kluwer.

Content
According to DeepDyve's website and other related materials, there are about 150 publishers in the DeepDyve network; notably, this doesn't include Elsevier/Science Direct, which ended its partnership with DeepDyve in April 2020. Some of the notable publishers are:


 * Wiley
 * Springer Nature
 * Wolters Kluwer
 * JAMA
 * New England Journal of Medicine
 * Oxford University Press
 * Cambridge University Press

According to the same sources there are over 25 million articles from more than 15,000 peer-reviewed journals available.

Technology & Features
The current viewing interface (January 2023) for article reading is implemented by rendering the article pages as images on the screen. In addition to viewing the full-text article through a browser, subscribers are prevented from printing more than 20 article pages per month.