Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
8,857 users
Ignore X-Frame-Options Header
Allows all sites to be loaded in iframes, despite X-Frame-Options header settings.
8,726 users
Allow CORS: Access-Control-Allow-Origin
Easily add (Access-Control-Allow-Origin: *) rule to the response header.
8,722 users
Angular DevTools
Angular DevTools extends Firefox DevTools adding Angular specific debugging and profiling capabilities.
8,623 users
MobiDevTools
A mobile devtools for debugging web sites and applications with the console, DOM, network info, sources, and more.
8,065 users
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
8,030 users
Odoo Debug
Toggle debug mode of an Odoo webpage. - Click for debug. - Double click for debug with Assets. - Use ctrl + . for keyboard shortcut Source code: https://github.com/pga-odoo/OdooDebug Emoji art supplied by Emojione
7,634 users
EditThisCookie2
EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!
7,314 users
IPvFoo
Display the server IP address, with a realtime summary of IPv4, IPv6, and HTTPS information across all page elements.
7,171 users
Color Picker For Firefox
HEX Color Picker, RGB Color Picker, Color Picker EyeDropper, Pick color from web page (Color Picker For Firefox)
7,166 users
Detailed SEO Extension
Get SEO insights at the click of a button to any website you're currently on. Built by full-time SEO's for daily analysis.
7,109 users
Zoom for Firefox
Zoom in or out on web content using the zoom button and mouse scroll wheel for more comfortable reading. That to each percent value. It helps you to zoom easily in and out a web page. Thanks to the slider and the zoom buttons.
7,021 users
SQLite Manager
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
6,858 users
Form History Control
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.
6,610 users
BuiltWith
BuiltWith is a web site profiler tool. Upon looking up a page, BuiltWith returns a list all the technologies in use on that page that it can find.
6,588 users
WebScrapBook
Capture web pages to local device or backend server for future retrieval, organization, annotation, and edit.
6,472 users
Cookie Remover - Clear & Remove Cookies
Easily clear cookies, remove cookies, clear local storage, and delete site data for the current tab with a single click.
6,372 users
Emoji Cheatsheet
A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook. Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.
6,367 users
Always active Window (Always Visible)
Pretend that all browser windows are active by spoofing the visibility state event
6,351 users
SmartProxy
SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.
6,298 users
CORS Unblock
No more CORS error by appending 'Access-Control-Allow-Origin: *' header to local and remote web requests when enabled
6,171 users
