Check how any page lines up with IBM Grid. Just press CTRL+G.
Allow all preferences visible in about:config tab to be exported as CSV file. All préférences and associated types and settings can be exported.
Copy Title Requires Restart
Adds a "Copy Title" menu item to the pop-up menu. This puts the current page title on the clipboard. CTRL-V to pase.
Report bugs and issues Requires Restart
Small Firefox addon for writing continuously it to an html file for debugging or submitting issues to developer. Easy restart of whole Firefox for developer.
RSS Editor Requires Restart
Desktop RSS editor for casual editing of RSS 2.0...
Selenium IDE: Gosub Control Requires Restart
A gosub control plugin for Selenium-IDE
A BASIC-like command is added - gosub, sub, endsub, return
googleFU Requires Restart
The ultimate search extension for Firefox 3.
Find your favourite music video or books quick and easy.
ErrorHelp: Search Engine for Errors Requires Restart
Search the world's database of error solutions and the web simultaneously. Later, provide your solutions to help the next poor soul.
The goal: No human should work on an error that has already been solved.
This extension detects if a website registers a Service Worker by reading the navigator.serviceWorker.controller property. It also parses the Web App Manifest.
Yellowpipe Lynx Viewer Tool Requires Restart
RightLynx displays a Lynx view of a web page via right-click or Tool menu...
*UPDATE - June 9, 2010: The development of this add-on is suspended for lack of time. No new update is planned.
Slashy Requires Restart
Fixes Windows backslash file separators in links and images and other types.
Dublin Core NeViewer Requires Restart
Displays Dublin Core Metadata embedded into the section HEAD of an XHTML Web page using the META and LINK elements.
Reload CSS without having to refresh the page.
Document Map Requires Restart
Displays the current page's heading structure in the sidebar, allowing rapid navigation between...
Forum Fixer Requires Restart
Fixes forums by removing avatars, off site images and signatures from sites with the word forum or vbulletin in their URL.
SEO Workers Web Page SEO Analysis Tool Requires Restart
SEO Workers Analysis Tool extension allows you to perform a basic analysis of the page in your browser with a single click. The results from the SEO Workers Analysis Tool are structured into the following useful groups:
General status, meta tags li...
Export & Import Forumotion templates
Small extension to Firebug which adds an option to inspect the current Knockout context to the Firebug context menu on DOM elements.
Open your OmniGraffle files for free