Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

Open Access: Open Access Button

An Overview of Our Changing System of Scholarly Communication

Open Access Button

The Open Access Button is a free and legal browser extension for chrome that searches a number of different sources to find an open version of the article you are trying to read. It sources articles using institutional and subject repositories and legal databases like unpaywall. It does not use information from legally dubious sources such as Sci-Hub,, or In the case that an article is unavailable the Open Access Button will ask the author to make a copy available in a repository or other appropriate venue.