拡張機能
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!
Rabbit URL Opener
Rabbit URL Opener (Rahul Digital) - Bulk URL's Opener Extension just lets you open multiple URLs at once. More about Rabbit URL Opener http://rahuldigital.org/url-opener/ http://rahuldigital.com/url-opener/
TeamCity Notifier
Shows notifications about various events in TeamCity
md5 hash generator
MD5 hash generator (offline mode)
Hex Calculator
Perform quick and accurate hexadecimal calculations — addition, subtraction, multiplication, and division with remainder — directly in your Opera browser.
Image Resizer
Rescale multiple images into different sizes in a single step
SeoQuake extension
SEOquakeは、SEO Auditなどの便利なツールと共に、主要なSEO指標を提供する無料のプラグインです
Clear Cache
Clear your cache and browsing data with a single click of a button.
Page Edit
Make any webpage into a content editable document and modify it via toolbar popup!
CSS & JS Injector
Easily customize your browsing experience CSS & JS Injector is a tool for developers, designers, and power users. Apply custom CSS styles and JavaScript to specific websites effortlessly. Boost productivity and customize the look, feel, and functionality of websites without altering its source code.
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
GrabzIt Web Scraping Assistant
Create Web Scrapes online easier than ever before with GrabzIt's Web Scraping Assistant.
Image Extractor
Extracts image names and allows copying image URLs.
Polypad (Open in App)
Polypad Open in App.
Picture in Play
Indicates whether the `picture` element is in use on a page.
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!
Fontstorage
The simplest extension for identifying and selecting fonts on a website.
Octotree
GitHub on steroids
Disable Cookies
Disable cookies for current domain.
Youtube converter button - YTLoad
YouTube downloader FREE - Convert videos to MP3 MP4
Web Edit
ボタンをクリックするだけで、Web サイトを一時的に簡単に編集できます。
PDF API HTML5
Mini SDK JavaScript and APIs library to create PDF file for web apps
JSON Formatter & Beautifier
makes it simple to read JSON Code for browser
Favicon Stealer
Very simple thing for their job
Wayback machine website
Online service that have 452 billion web pages saved over time and who is domain tool in context menu
CSSViewer
CSSViewer
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
Caffeine
Keep awake which prevents the OS from automatically going to sleep, dimming the screen or starting screen savers
Live editor for CSS and LESS - Magic CSS
Live preview of CSS/LESS code with an in-page editor. Autocomplete, convert LESS to CSS, beautify, minify, CSS reloader, linter, ...