Tiện ích mở rộng
(X)HTML5 Checker
A small extension to validate the markup of current tab
Rainbow States
Color AWS Step Functions states
Browser Update Watchdog
Notifies you, whenever your browser has been automatically updated.
Octobox
Integrate Octobox directly into your GitHub workflow
MultiPass
Automatically login to Basic Authentication using data based on URL regexp.
Live HTTP Headers
Monitor all HTTP/HTTPs traffic from your browser.
Piral Inspector
The official Piral developer tools browser extension.
SEO Nofollow links highlighter
Highlight all nofollow links on any site you want. Excellent for SEO purposes.
PX to REM and REM to PX
PX / REM bidirectional converter
.no { CSS }
Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)
Sitemap Explorer: Check and View XML Sitemaps
This extension helps you find, inspect, export, and view XML Sitemap files for any site you navigate in a browser.
NsLookup - Find DNS Records
A simple and powerful tool for querying DNS records
JavaScript QR Code
Make QR Codes in JavaScript
Ninja Van Tracking
Track your Ninja Van Tracking Onilne
W3DNA
Type '*' plus press "space" and a search term into the Omnibox to open search in new tab.
PIX Studio Plugin
PIX RPA Studio Plugin
WordPress Theme and Plugins Detector
This tool detects theme and plugins used on WordPress sites and displays information about them.
Check Wordpress Version
WordPress Vulnerability Scanner - Scan for vulnerabilities, version, themes, plugins and much more!
GitHub Extension
The GitHub Browser Extension allows GitHub users to quickly find and open all of their assigned issues and pull requests from a single location. It can be handy for developers and project managers to view their tasks.
DomainUserAgent
This extension changes the UserAgent sent by your browser on a per-domain base. You can set up a different UserAgent for a specific domain, but still use the default one otherwise.
Modify Header Value
Add, modify or remove a header for any request on desired domains.
Webmaster menu
Adds new items to browser context menu that open various analyzes of browsed web pages and sites.
Web Widgetizer
Web Widgetizer is a extension offering a range of features to enhance browsing. It allows users to create separate Opera windows for specific websites, manage favorite links, customize window dimensions, toggle auto-start, and open links in popup tabs via button click or shortcut (Ctrl + Shift + A). This versatile tool optimizes browsing convenience and efficiency.
OctoLinker
OctoLinker – Links together, what belongs together.
Stethoscope
Check the health of a github repo with one easy step.
Get Thumbnails or Image to video YouTube
Make thumbnail previews or images from YouTube videos
sha1 hash generator
SHA1 hash generator (offline mode)
Blendup
A tool for web developers to preview blend modes on different page elements.
NoFollow
Outlines nofollow links, detects nofollow and noindex meta tags on webpages. Features website filtering and custom CSS outline styles
Selenium Page Object Generator
A nimble and flexible Selenium Page Object Model generator to improve agile testing process velocity.
Nextsense XML Signing Component
Signing XML document.
Website Links Checker
This tool helps you check all links from a page you are currently viewing.
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