View Page Source (Mobile)
Adds the ability to open the page source in a new tab via button (Desktop) or menu (Firefox for Android).
1 503 користувача
Augury
Extends the Developer Tools, adding tools for debugging and profiling Angular applications.
1 494 користувача
Open in MS Edge™ Browser
Open current page, link, or all tabs in the Microsoft Edge™ browser
1 486 користувачів
Page Edit
Make any webpage into a content editable document and modify it via toolbar popup!
1 476 користувачів
Web Developer Form Filler
This extension is used by developers to make it easy to save and fill forms for use in submission testing and validation.
1 466 користувачів
Siteimprove Accessibility Checker
Jumpstart your web accessibility efforts directly in Firefox. Is your web page accessible for everyone? Assess the accessibility of your web pages conveniently in Mozilla Firefox browser with the Siteimprove Accessibility Checker.
1 464 користувача
GreenIT-Analysis
GreenIT-Analysis : Measure EcoIndex(www.ecoindex.fr) and check ecometer best practice (www.ecometer.org)
1 456 користувачів
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.
1 442 користувача
Copy URL To Clipboard
Copy document URL / link URL to clipboard as HTML, Markdown, Text etc.
1 428 користувачів
IndicateTLS
Displays negotiated SSL/TLS protocol version and additional security information in the address bar
1 398 користувачів
Download with FlashGet
when activated, interrupts the built-in download manager to direct links to FlashGet
1 381 користувач
NoFollow
Outlines nofollow links, detect nofollow and noindex meta tags on webpages. Features website filtering and custom CSS outline styles
1 372 користувача
Grids & Rulers
Create rulers and grids overlays to help develop your web applications
1 322 користувача
