112 matching results
XUL Gear Requires Restart
IDE for FireFox plug-in developers and business analysts who create User Interface mock-ups. A WYSIWYG XUL editor
You can customize the default JS state (on or off), the disable behavior (by domain or by tab) and much more.
The Web Developer extension adds various web developer tools to the browser.
Firebug Autocompleter Requires Restart
Firebug command line autocomplete.
DejaClick Requires Restart
Record, bookmark and replay your browser activities in a snap with DéjàClick. Designed for Firefox, DéjàClick can handle the most complex websites - including AJAX, Flash, forms and more. With a single click you can repeat your most common tasks.
PrefBar Requires Restart
JS Print Setup Requires Restart
As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.
Important note: This extension will not work in Firefox 57 and above. Providing this functionality in Firefox is no longer possible, the extension is discontinued.
JSON-DataView Requires Restart
Displays JSON data in a collapsible tree structure with syntax highlights.
Regain control of the web and surf more securely.
QuickJava (For FF Versions 56 AND BELOW only) Requires Restart
Obsolete as of FF 57, will leave here for users who have not "upgraded" to 57.
Developer Assistant Requires Restart
A suite of tools for developers.
FireRainbow Requires Restart