CryptoPro Extension for CAdES Browser Plug-in
Расширение позволяет использовать КриптоПро ЭЦП Browser plug-in в браузере. Для работы требует установленного ЭЦП Browser plug-in.
Redesign the web with Stylus, a user styles manager. Stylus allows you to easily install themes and skins for many popular sites.
EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!
Simple yet powerful Cookie Editor that allow you to quickly create, edit and delete cookies without leaving your tab.
Download all Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
Super Auto Refresh
Auto-refresh (reload) pages, on a selected interval. NO ADs. SUPER EASY.
Fast JSON viewer - highlights, shows items count/size, handles large files
Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.
HTML5 Editor with CSS, JS, HTML validator and beautify code
Open in Google Chrome
Open current page, link, or all tabs in the Chrome browser.
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
An easy-to-use font inspector to get CSS styles of the selected element
PerfectPixel by WellDoneCode
This extension helps develop your websites with pixel perfect accuracy!
Go full screen with one click on the full screen button. That includes also the full screen movies such as YouTube, Vimeo, etc.
Adds Access-Control-Allow-Origin, Access-Control-Allow-Methods and Access-Control-Allow-Headers headers for CORS.
SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others
GitHub on steroids
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
Edit cookies related to the current page and all its sub-frames right from a popup
RESTMan is a browser extension to work on http requests.
Click on any HTML element to get the font info in a popup!
A browser extension that brings a new GitHub experience
Quick SEO analysis of websites and pages, designed for webmasters and SEOs.
Responsive Web Design Tester
Responsive Web Design Tester is a quick and easy way to test your responsive website.
Disable cookies for current domain.
Picture in Play
Indicates whether the `picture` element is in use on a page.
PDF API HTML5
Random password generator
A simple random password generator for Opera browser
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.