Zotero

The Zotero Connector automatically senses content as you browse the web and allows you to save items to Zotero with a single click. If a PDF is available, the Connector can save it to your library to read later, and it can even save snapshots of webpages in case they change or disappear.

Source

1. To download the “Zotero Connector”, go to https://www.zotero.org/ and login.
2. Click on "download" from the top right corner.
3. Click on “Install Chrome Connector” button.
4. Click “Add to Chrome”.
5. Click “add extension”.

1. To download the “Zotero Connector”, go to https://www.zotero.org/ and login.
2. Click on "download" from the top right corner.
3. Click on “Install Firefox Connector” button.
4. Click “Continue to Installation” from the new window.
5. Click “Add” from the new window.
6. Click “Okay, got It” from the new window.