拡張機能
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.
Контур.Плагин
Помощник диагностики
EditThisCookie
EditThisCookieはCookie管理ソフトです。Cookieを追加、削除、編集、検索、保護、そしてブロックすることができます！
Cookie-Editor
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.
Stylus
Stylus でウェブのデザインを変更しましょう。これは、ユーザースタイルを管理するツールです。Stylus を利用すると、多くの人気サイト向けのテーマやスキンを簡単にインストールできます。
Super Auto Refresh
Auto-refresh (reload) pages, on a selected interval. NO ADs. SUPER EASY.
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
HTML5 Editor
HTML5 Editor with CSS, JS, HTML validator and beautify code
Web Developer
Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.
Open in Google Chrome
Open current page, link, or all tabs in the Chrome browser.
Font Finder
An easy-to-use font inspector to get CSS styles of the selected element
PerfectPixel by WellDoneCode
この拡張機能は、ピクセル単位の精度でWebサイトを開発するのに役立ちます！
CORS Toggle
Adds Access-Control-Allow-Origin, Access-Control-Allow-Methods and Access-Control-Allow-Headers headers for CORS.
Full Screen
Go full screen with one click on the button.
OCR - Image Reader
A powerful optical character recognition (OCR) extension to capture and convert images to text
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
ModHeader
Modify HTTP request and response headers
Octotree
GitHub on steroids
Stethoscope
Check the health of a github repo with one easy step.
RestMan
RESTMan is a browser extension to work on http requests.
SeoQuake extension
SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others
Squeezeimg - convert & compress images, WEBP, JP2
This extension will optimization image a page using Squeezeimg
Custom Style Script
Add Custom JavaScript (JS) Code or Styles (CSS) to any Page.
Font Inspector
Click on any HTML element to get the font info in a popup!
Random password generator
A simple random password generator for Opera browser
Responsive Web Design Tester
Responsive Web Design Tester is a quick and easy way to test your responsive website.
Picture in Play
Indicates whether the `picture` element is in use on a page.
SEO-tools
SEO-tools - информация о доменах, аудит сайтов на SEO ошибки, а также технический аудит любой страницы. Свыше 100 онлайн сервисов
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.