Opens the sci-hub page for the article you want to read.
When on a publisher's page for an academic article, click the sci-hub "bird" icon to download the pdf or go to the corresponding sci-hub page (configure behavior in "options").
Works by searching for the doi anywhere on the page and then navigating to the corresponding sci-hub url.
Allows you to change the sci-hub domain in "preferences"/"options" in case the sci-hub mirror changes. The extension will automatically check if the server is down each time you click the extension and direct you to the options page to change the domain if so.
Note: This is a continuation of https://www.crxsoso.com/firefox/detail/sci-hub-now/ by 0x01h but he no longer maintains it. I have made minor modifications and will continue maintaining it until at least 2024.