Adobe Target VEC Helper
Load your website's desktop and mobile views effortlessly in Adobe Target with the VEC helper extension
268 usuários
Characters Counter
Find out how many characters there are in a selection by simply right-clicking it.
267 usuários
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.
265 usuários
Disable CSP for a minute
Temporarily disables CSP for the current tab's website. Right click on the page, then disable CSP.
265 usuários
JS Injector
Inject JavaScript custom code into every webpage (e.g. to help with debugging).
260 usuários
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.
259 usuários
Virtual Hosts
Apply virtual hosts and overwrite the Hosts header for development purposes.
259 usuários
Instant Data Scraper reboot
A cross-browser extension for extracting data from web pages, optimized for Firefox compatibility. Instant Data Scraper extracts data from web pages and exports it as Excel or CSV files.
258 usuários
Twitter Video Downloader MP3 MP4
New Firefox Extension Twitter Video Downloader MP3 MP4 let you easy download any content from Twitter in few steps. Get any Video from Twitter and Download it in MP3, MP4, M4A and other best quality formats. Download video from Twitter TT with FF.
258 usuários
Time Travel
Fake the current date and time in JavaScript Date or Intl.DateTimeFormat objects. Time Travel helps you debug time-dependent frontend applications without having to change the system time.
256 usuários
a11y-outline
Many screen readers like JAWS or NVDA have shortcuts to bring up a list of landmarks, headings or links. This browser extension provides the same functionality without requiring a screen reader. Just press Ctrl+Shift+7.
256 usuários
Responsive View Simulator
Seamlessly test website appearance on various mobile devices with this handy extension. Preview the responsive design in real-time.
255 usuários
Easy DNS lookup
Utility to do DNS lookups directly to DNS APIs and display the response in the addon.
254 usuários
Cache Longer
Cache Longer speeds up your browsing by make your browser cache things for longer.
253 usuários
Webcompat.com Reporter
Adds a button to allow users to easily report site compatibility issues at webcompat.com, for the active tab.
253 usuários
