WebSocket monitor is an extension for Firefox developer tools that can be used to monitor WebSocket connections in Firefox. It allows to inspect all data sent and received.
An addon to invert the color of any webpage/website, making contents of any website readable and less stressful on your eyes if you are surfing internet in dark lit room. After installing addon, just right-click & select 'Night Mode On'
Task Manager to see the CPU and Memory usage of the tabs, works best when using e10s to be able to see the total process memory usage.
Selenium Builder Requires Restart
Create automated cross-browser functional tests easily and quickly.
Clear Cache Requires Restart
Clear Cache was developed to make it easier for Web development, clearing your browser cache (RAM and DISK) by pressing a button or via the F9 key.
F9 Fever! ;)
Web Developer Toolbar Button Requires Restart
Add "Web Developer Tools" button in toolbar.
A simple add-on which provides a button to completely disable (and re-enable) disk and/or in-memory caches with a single click.
BugzillaJS adds a number of features to Mozilla's Bugzilla. Keyboard shortcuts, quick file box, inline image/github previews, relative timestamps, gravatars and more. (All features are optional; contains almost all features Bugzilla Tweaks has)
Display card numbers in Trello.
View Dependencies Requires Restart
View Dependencies adds a tab to the Page Info window, in which it lists all the files which were loaded to show the current page.
React Developer Tools is a tool that allows you to inspect a React tree, including the component hierarchy, props, state, and more. To get started, just open the Firefox devtools and switch to the React tab.
Render AsciiDoc (.ad, .adoc, .asciidoc) as HTML inside Firefox!
Image Zoom (ugly fixes) Requires Restart
An ugly attempt at fixing Image Zoom
CORS Everywhere Requires Restart
This is a firefox addon that allows the user to enable CORS everywhere by altering http responses.
Selenium IDE: Flow Control Requires Restart
A flow control plugin for Selenium-IDE
File Logging (Selenium IDE) Requires Restart
A plug-in for Selenium-IDE to save log to a file
Scrum for Trello adds functionality to the awesome trello.com for use in Scrum projects.
Add estimates or record time-spent directly on Trello cards. Shows sums at the top of each list and the top right corner of each board.
InspectThis Requires Restart
Inspect the current element with the DOM Inspector.
Signature /Auto Paste /Prefill Fourms Requires Restart
Makes everyday entries to forms & forums simpler!
Add a sig. with just a Rclick of the mouse and select 'Add Sig.' from the context menu.
(Please, note: What you see in the pic is only an example. ThoseRMine Sorry, you have to make your own tabs. )