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SQLite Manager Requires Restart
Manage any SQLite database on your computer.
Cookies Manager+ Requires Restart
Cookies manager to view, edit and create new cookies. It also shows extra information about cookies, allows edit multiple cookies at once and backup/restore them.
Fire IE (FireIE, Enhanced IE) Requires Restart
Embeds Internet Explorer(IE) to use the powerful Firefox add-ons.
Not only an enhanced IE Tab, but also an enhanced Internet Explorer with Adblock Plus and FireGestures support.
Switch to the IE engine in one click and dismiss your IE.
HttpRequester Requires Restart
A tool for easily making HTTP requests (GET/PUT/POST/DELETE), viewing the responses, and keeping a history of transactions.
1) Screen capture web pages.
2) Selected regions.
3) Whole browser windows.
4) Slack direct upload (NEW!)
Edit screenshots and save images as local file or Google Drive. Annotate screenshots with different tools. Upload and share!
Easily override the browser's User-Agent string
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
window.crypto.signText replacement plus enhancements
Proxy Switcher Featured
Access to the complete Firefox's proxy settings right from a toolbar panel
Hide My IP is number one tool for hiding your IP and unblocking any web site!
Favorites (Selenium IDE) Requires Restart
A plugin for Selenium-IDE to have favorite test suites and open and execute the test suites with a single click
Wappalyzer is a browser extension that identifies software on websites.
FlashFirebug Requires Restart
Debug Flash/SWF files on the web. Edit properties and inspect elements on the fly. View log output inside the extension. Run AS3 code against the active SWF. Access assets with the Explorer. (NOW SUCCEEDED BY FLASH DEBUGGER. CHECK ADDON DESCRIPTION)
Gives you a place to put all your add-on buttons without over-crowding the navigation bar.
This extension provides a list to almost all the settings that you may need to alter in order to enhance Firefox's speed.
Screengrab (fix version) Requires Restart
Screengrab! saves webpages as images.
New features: upload to internet
A very simple extension for learning web page colors. Copy the RGB or Hex color code of any pixel displayed in your browser to the clipboard (in CSS/HTML format). Similar in function to Internet Explorer's color picker.