Unpaywall

Gain easy access to the free version of an article, no matter what site you are on.

Add the Unpaywall extension to your browser and you will access a published version of the article, or a version without the publisher’s formatting (author pre-print or post-print version) depending on availability.

© ULiège Library

The badge colours may vary (green, orange or bronze) depending on the type of access that is available.

Download the Unpaywall extension

Chrome, Edge, Brave extension

 Firefox extension