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.
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.
Redesign the web with Stylus, a user styles manager. Stylus allows you to easily install themes and skins for many popular sites.
Fast JSON viewer - highlights, shows items count/size, handles large files
Super Auto Refresh
Auto-refresh (reload) pages, on a selected interval. NO ADs. SUPER EASY.
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.
RESTMan is a browser extension to work on http requests.
Open in Google Chrome
Open current page, link, or all tabs in the Chrome browser.
PerfectPixel by WellDoneCode
This extension helps develop your websites with pixel perfect accuracy!
An easy-to-use font inspector to get CSS styles of the selected element
Edit cookies related to the current page and all its sub-frames right from a popup
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.
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
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
NsLookup - Find DNS Records
A simple and powerful tool for querying DNS records
Responsive Web Design Tester
Responsive Web Design Tester is a quick and easy way to test your responsive website.
Random password generator
A simple random password generator for Opera browser
Extensions for Mermaid
A browser extension for Chrome, Opera & Firefox that adds Mermaid language support to GitHub. A fork from the not updated GitHub + Mermaid extension.
Custom Style Script
Click on any HTML element to get the font info in a popup!
The official Piral developer tools browser extension.
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
Modify HTTP request and response headers