Load Time
Adds an icon to the address bar to provide load time information of the current page.
1 695 användare
Website IP
Simple add-on that displays the current website IP address without a third party service. Converting the current tabs domain name to IPv4 & IPv6 via DNS lookup.
1 675 användare
DevTools Media Panel
DevTools panel that displays technical details about media elements and webrtc on the current page; intended primarily for web developers to understand media playback issues on their sites, and for users to provide more informative bug reports.
1 652 användare
Extension source viewer
View source code of Firefox add-ons and Chrome extensions (crx/nex/xpi) from addons.mozilla.org, the Chrome Webstore and elsewhere, with CRX Viewer (crxviewer).
1 644 användare
tweak: mock and modify HTTP requests
tweak allows you to mock and modify HTTP requests without leaving the browser
1 630 användare
BugHerd: Visual Feedback & Bug Tracking Tool
Screenshots for the point and click bug tracker
1 621 användare
Open Graph Preview
Shows approximately what users will see if this webpage is shared on websites that uses OG tags to display a preview. Let you detect if no Open Graph Tags are set on your webpage ! The shown preview is inspired from the Facebook one.
1 619 användare
Print PDF
Print any Webpage to PDF. No server or third-party processing. Uses built-in Firefox converter.
1 611 användare
CSS Reloader
CSS Reloader is an extension that allows you to reload all the CSS of any site without you have to reload the page itself.
1 605 användare
GreenIT-Analysis
GreenIT-Analysis : Measure EcoIndex(www.ecoindex.fr) and check ecometer best practice (www.ecometer.org)
1 599 användare
Live editor for CSS, Less & Sass - Magic CSS
Live preview of CSS/Less/Sass code changes. Auto-save file, autocomplete, convert Less/Sass to CSS, beautify, minify, CSS reloader, linter, ...
1 587 användare
HighlightAll
Automatically highlight and count all occurrences of a word by selecting it. Custom mode option provides multiple highlighting feature with customizable colors and can also display search markers beside the scrollbar.
1 560 användare
Capture Full Page Screenshot
Capture a screenshot of your current page according to visible and fullpage with just one click
1 538 användare
Test & Feedback
Now everyone on the team can own quality. Capture findings, create issues, and collaborate with the team, directly from the browser.
1 538 användare
hide-scrollbars
Hides scrollbars in Firefox v60+ * not a legacy extension! * no extra setup required just install! * works on all sites! * easy to toggle on/off via the extension pop-out menu! If you like this extension please donate: paypal.me/qashto/5
1 536 användare
Page Edit
Make any webpage into a content editable document and modify it via toolbar popup!
1 495 användare
WP Theme Detector and Plugins Detector
Detects the theme and plugins used in WordPress and display information about them. For sites using wordpress an icon will appear - right hand side of the address bar.
1 482 användare
