CoLT Requires Restart
CoLT (short for "Copy Link Text") makes it easy to copy either a link's text, or both the link text and its URL in a format you specify. This non-invasive extension simply appears as context menu items when you right-click a link. Fully customizable!
Link Properties Plus Requires Restart
Provides extended link properties: size of linked file, last modified time, etc.
Console² Requires Restart
NoScript Security Suite Requires Restart Featured
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
Extended Link Properties + (obsolete) Requires Restart
This application extends the Link Properties and displays File Size, Last Modified Date, Content Type and HTTP Header of a link...
Warning: developing discontinued, see least
Get all CSS styles of selected text
An icon that toggles the preference of blocking mixed active content.
Preference Name: security.mixed_content.block_active_content
Form History Control Requires Restart
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.
Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
Control for which webpage form history is saved or not.
Juicy Studio Accessibility Toolbar Requires Restart
The toolbar enables developers to examine WAI-ARIA live regions roles and properties, examine data tables, and determine if the colour contrast is sufficient.
Stacked Inspector Requires Restart
Switch DOM Inspector to an over/under vertical layout instead of the usual side-by-side panel layout.
Toolbar button that lets you disable and re-enable Flash with just one click.
Adds a new page that shows add-on memory usage
DevTools extension for debugging Vue.js applications.
"Hide Scrollbars" add-on removes scrollbars for those who prefer mouse wheel and keyboard navigation.