Extensies
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
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/
Image Resizer
Rescale multiple images into different sizes in a single step
Strike Out Nofollow Links
Just strikes out nofollow links via CSS3 selectors.
Помощник диагностики
Hex Calculator
Perform quick and accurate hexadecimal calculations — addition, subtraction, multiplication, and division with remainder — directly in your Opera browser.
TeamCity Notifier
Shows notifications about various events in TeamCity
Colored favicons for Salesforce
Make the favicon in different color based on which salesforce instance your are loggen into.
FullScreen for Opera
Fullscreen, #1 Zoom and Dark Mode more options will get in one
View Page Source
Krijg toegang tot de broncode van de pagina met een klik op de knop.
SEO-tools
SEO-tools - information about domains, site audit for SEO errors, as well as technical audit of any page. Over 100 online services
sha1 hash generator
SHA1 hash generator (offline modus)
Image Extractor
Extracts image names and allows copying image URLs.
GrabzIt Web Scraping Assistant
Create Web Scrapes online easier than ever before with GrabzIt's Web Scraping Assistant.
Fontstorage
The simplest extension for identifying and selecting fonts on a website.
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.
Modify Header Value
Add, modify or remove a header for any request on desired domains.
TwicPics Companion
Using TwicPics has never been so easy!
Web Edit
Bewerk websites eenvoudig tijdelijk met één klik op de knop.
Clear Cache
Clear your cache and browsing data with a single click of a button.
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
Youtube converter button - YTLoad
YouTube downloader FREE - Convert videos to MP3 MP4
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.
Octotree
GitHub on steroids
Custom Style Script
Add Custom JavaScript (JS) Code or Styles (CSS) to any page.
Disable Cookies
Disable cookies for current domain.
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
JSON Formatter & Beautifier
makes it simple to read JSON Code for browser
Font Inspector
Click on any HTML element to get the font info in a popup!
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
PDF API HTML5
Mini SDK JavaScript and APIs library to create PDF file for web apps
Edit the Page
Toggles the 'Design Mode' so that you can edit the contents of the page.