QR Code
Add 'QR Code' Encoding Functions. "QR Code" is registered by DENSO WAVE INCORPORATED.
331 users
CSP Content Security Policy Generator
Best Content-Security-Policy generator to automatically create Strict CSP policies (with SHA support) for any website.
331 users
PageRank Replacement by LinkResearchTools
The LRT Power*Trust metric helps you evaluate the quality and trustworthiness of a domain or page you are currently visiting.
329 users
LoadTabOnSelect
Load newly-opened background tabs on selection, rather than automatically in the background. This addon uses the WebExtensions API, and therefore fully supports Firefox 57+.
326 users
SiteAnalyzer SEO Tools
SiteAnalyzer SEO Tools is a browser extension providing a set of tools for analyzing SEO indicators of web site, technical audit (links, images, meta tags, content, indexing, etc.), URL analysis and correction of SEO optimization errors.
324 users
YT Nonstop
No more 'Video paused. Continue watching?' confirmation box! And with two extra options: 1) disable autoplay; 2) loop playlist.
322 users
SeLite SQLite Connection Manager
It manages SQLite DB connection(s). It can be used with other extensions from SeLite family, or on its own.
322 users
Zend Debugger Toolbar
Provides integration with Zend debugging and profiling tools. If you would like to contribute, please visit the project home page: https://github.com/zendtech/zend-debugger-toolbar
322 users
Grafana k6 Browser Recorder
Record k6 scripts right from the browser with the ability to automatically upload them to Grafana Cloud.
321 users
Ghost Inspector - Web Test Recorder
Ghost Inspector is an automated browser testing service. Our add-on allows you to record yourself performing actions on your website within your browser, then sync them to the Ghost Inspector service and run them continuously as a regression test.
320 users
Leapp Multi-Console Extension
Leapp Multi AWS Console Browser Extension - Companion Extension for Leapp to manage multiple AWS Console sessions in the same browser window
318 users
gRPC-Web Developer Tools
gRPC-Web Developer Tools for debugging application's gRPC-Web network requests.
318 users
ShotEasy - Light and easy-to-use screenshot tool
Easily capture area, or scroll page to get a long screenshot of the full page, with Beautifier and editing tools.
317 users
Easy Steam Collection
This will create an easier way to add all of your addons to any stream collection you create in a single click.
316 users
Twitch Text Emotes - temotes
Save your favorite text phrases ("LULW", "KEKW", emoticons, etc.) directly into the standard Twitch Emotes panel and use them in Twitch chat. Simple and useful.
316 users
Xdebug Starter
A Firefox extension that allows you to start the debugging session with one click. Works with XHR and normal full requests. You can start debugging, tracing, profiling and change the idekey. Built using the new WebExtensions API.
315 users
Table Data Export
Table export plugin gives you the ability to easily export HTML tables to the CSV. For best results, click on edit table Identifier Defaults. Then select table identifier either class or id. Then enter table class/id (from inspect element method).
313 users
Alexa RANK
Alexa Traffic Rank is Alexa Internet's free extension for Mozilla. Alexa Traffic Rank accompanies you as you surf, providing you with Alexa.com data about the sites you visit without interrupting your browsing.
312 users
Base64 Encoder and Decoder
Link Webbie Firefox add on that enables you to encode and decode strings in base64.
311 users
