Extensions
Yandex Wordstat Regions
Расширение, возвращает полное дерево регионов РФ в сервис подбора слов Яндекс (wordstat)
Youtube converter button - YTLoad
YouTube downloader FREE - Convert videos to MP3 MP4
Random password generator
A simple random password generator for Opera browser
Internet Speed Test
Test your internet connection speed (upload and download) from a toolbar panel
Custom Style Script
Add Custom JavaScript (JS) Code or Styles (CSS) to any page.
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
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!
JSON Formatter & Beautifier
makes it simple to read JSON Code for browser
CSSViewer
CSSViewer
SeoQuake extension
SEOquake est un plug-in gratuit qui vous fournit les principales métriques de référencement ainsi que d'autres outils utiles tels que l'Audit SEO et bien d'autres
Gridify - Keyboard Link Selector
Sélectionnez un lien, une image, une zone de saisie ou une région sélectionnable sur la page actuelle sans utiliser la souris, en appuyant simplement sur quelques touches du clavier.
Disable Cookies
Disable cookies for current domain.
Octotree
GitHub on steroids
Picture in Play
Indicates whether the `picture` element is in use on a page.
Edit the Page
Toggles the 'Design Mode' so that you can edit the contents of the page.
Right Click Validator
Right click on any webpage to validate it using the W3 NUValidator service.
Modify Header Value
Add, modify or remove a header for any request on desired domains.
Copy Title And Url
Copy the title and url in markdown, pukiwiki, html format.
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
Caffeine
Keep awake which prevents the OS from automatically going to sleep, dimming the screen or starting screen savers
sha1 hash generator
SHA1 hash generator (offline mode)
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
Squeezeimg - convert & compress images, WEBP, JP2
This extension will optimization image a page using Squeezeimg
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, ...
TeamCity Notifier
Shows notifications about various events in TeamCity
Stethoscope
Check the health of a github repo with one easy step.
IP Geolocation Lookup
IP Location Lookup by ipwhois.io
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
TwicPics Companion
Using TwicPics has never been so easy!
Network Information
Useful information about your system's connection including, type, speed, and rtt.
(X)HTML5 Checker
A small extension to validate the markup of current tab