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.
Open in Google Chrome
Open current page, link, or all tabs in the Chrome browser.
Simple yet powerful Cookie Editor that allow you to quickly create, edit and delete cookies without leaving your tab.
EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!
Download all Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
Cleaner Pro - Clear Cache & History
Best way to clear cache and Opera browsing data!
Fast JSON viewer - highlights, shows items count/size, handles large files
Color Picker - Native Eyedropper
Determine the pixel's color on the screen with a magnifying glass eyedropper. It supports color selection history and clipboard copy
Super Auto Refresh
Auto-refresh (reload) pages, on a selected interval. NO ADs. SUPER EASY.
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
HTML5 Editor with CSS, JS, HTML validator and beautify code
Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.
Allow Copy-Right Click
Allow Right click, Allow copy, Selection on web sites that prevent it
An easy-to-use font inspector to get CSS styles of the selected element
Go full screen with one click on the full screen button. That includes also the full screen movies such as YouTube, Vimeo, etc.
PerfectPixel by WellDoneCode
This extension helps develop your websites with pixel perfect accuracy!
Adds Access-Control-Allow-Origin, Access-Control-Allow-Methods and Access-Control-Allow-Headers headers for CORS.
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
Random password generator
A simple random password generator for Opera browser
SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others
Browserling - Cross-browser testing
Cross-browser test websites in the most popular browsers such as Internet Explorer, Edge, Chrome, Firefox, Safari and Opera. Try for free!
Edit cookies related to the current page and all its sub-frames right from a popup
Extension source viewer
View source code of extensions in the Chrome Web Store, Firefox or Opera addon gallery. Has button to install from Chrome Web Store.
Youtube converter button - YTLoad
YouTube downloader FREE - Convert videos to MP3 MP4
Click on any HTML element to get the font info in a popup!
Responsive Web Design Tester
Responsive Web Design Tester is a quick and easy way to test your responsive website.
Modify HTTP request and response headers
GitHub on steroids
Extracts image names and allows copying image URLs.