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Find tools to improve your workflow - right within Firefox.

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Mobile View Tester

User can test the look of a website on different mobile devices

HybridTvViewer

With this add-on, your browser will not download HbbTV/CE-HTML/BML/OHTV web pages (i.e. iTV applications) but will provide a simulator enabling underneath technological features (OIPF,DVB,...)

NsLookup — Find DNS Records

A simple and powerful tool for querying DNS records.

Salesforce Show Api Name

Display Field & Object API Names on Detail Pages (LEX & Classic).

SEOInfo

Shows SEO issues as you navigate pages. Displays performance data, redirects, structured data and errors for HTML pages. Save to Excel.

Measure Element

Shows width, height, or alignment of selected area at anywhere on webpage in pixels.

Send to Motrix

Sends links to the Motrix download manager on demand

Special Characters

List of Unicode characters.

Check XSS

Plugin helps in finding site vulnerabilities such as XSS, SQL injection and CRLF. Check XSS makes it possible for you to text XSS (CRLF and SQL commands) with context menu with just 2 mouse clicks.

Dummy Form Filler

One click to populate HTML forms with dummy data. Works out of the box.

DivMagic

Copy elements from any webpage as reusable web components Copy design from any website Transform elements from any webpage into reusable web component, in CSS or Tailwind CSS. Unleash the power of effortless element conversion with DivMagic

[STG plugin] Open Manage groups

Open Manage groups page in Simple Tab Groups extention

SAML to AWS STS Keys

Generates file with AWS STS Keys after logging in to AWS webconsole using SSO (SAML 2.0). It leverages 'assumeRoleWithSAML' API.

MPT Fullscreen

Makes the Browser Fullscreen when opened.

mSession Keeper

An extension to keep your web-sessions alive. Maintains active sessions of Web Applications, that have an inactivity timeouts. Based on Session Keeper by Guillaume Boudreau.

SpeedVitals

Perform Web Vitals Test & TTFB Test on Multiple Locations & Devices. SpeedVitals Extension helps measure the performance of a website directly from that website itself.

ViewGrip: For YouTube

We will help you get more YouTube views, subscribers, likes and comments organically.

Keeper Wallet

Your entry point to the Waves blockchain and Waves-powered web services

New Hackbar

A sitebar that helps pentesters to perform manual web security testing inside their browser. This addon is written in webextension and alternatives to the XUL version of original Hackbar.

Workona Tab Suspender

Suspend your browser tabs to save memory.

Open in Brave Browser

Open current page, link, or all tabs in the Brave browser