Print for Firefox
Print the current page you see with one single click. And that for all kinds of photo printing, poster printing, brochure printer, newspaper printing, business cards and more.
3.235 χρήστες
Google Analytics Debugger
Prints useful information to the JavaScript console by enabling the debug version of the Google Analytics Javascript. P.S: this add-on is migrated from Chrome store.
3.204 χρήστες
Omnibug
The leading browser extension for analytics and marketing technology testing and debugging
3.187 χρήστες
Basic JSON Formatter
Adds a page action to pretty-print JSON. Unlike similar extensions, this simply pretty-prints it. It doesn't add any kind of viewer, colors, or collapsing. If you want this to work as expected, disable devtools.jsonview.enabled in about:config.
3.171 χρήστες
CookieManager - Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
3.129 χρήστες
ffCK Overlays
Right-click any element to remove it. Inspired by the Chrome extension "F*ck Overlays".
3.094 χρήστες
Try XPath
This add-on displays the result of evaluating XPath expression or CSS selector.
2.868 χρήστες
dataslayer
Debug and test tag management (Google Tag Manager, Adobe Launch / DTM, Tealium) and analytics (Google Analytics, Adobe Analytics) implementations from within Developer Tools.
2.864 χρήστες
webhint
Check for best practices and common errors with your site's accessibility, speed, security and more.
2.849 χρήστες
Merge Windows
Merges the tabs from multiple windows together into one window. Extension won't show context menu item when there aren't more than one window of the same type to merge together. Private windows will only merge with private windows not normal.
2.711 χρήστες
HackTools
Hacktools, is a web extension facilitating your web application penetration tests, it includes cheat sheets as well as all the tools used during a test such as XSS payloads, Reverse shells to test your web application.
2.661 χρήστες
SEO Analysis & Website Review by WooRank
Instant SEO analysis and website reviews for SEO, mobile, usability and social media. The freshest data when and where you want it.
2.655 χρήστες
Pesticide
This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page.
2.633 χρήστες
