by Erik Vold
52 Add-ons in this Collection
Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.
View mobile or desktop versions of sites, by impersonating other browsers' useragent headers.
PDF.js brings Portable Document Format (PDF) reading capabilities to your browser using web standard technologies.
Please report issues to: https://github.com/mozilla/pdf.js/issues
Copy the URL of the current page to the clipboard at the click of a button.
Between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, it has everything to make the Find Toolbar a powerful and accessible research tool!
This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.
Install Browser Extensions straight from GitHub Repositories
A really generic user agent switcher, no restart required.
Provides the ability to block specific image requests easily.
Vertical Tabs for Firefox with a space-efficient native look & feel.
Adds a 'Copy HTML' context menu item which allows you to copy the HTML for the selected content.