Ekstensi
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
Window Performance Test
Get accurate performance timing for any page with this extension
WordPress Theme and Plugins Detector
This tool detects theme and plugins used on WordPress sites and displays information about them.
Browser Update Watchdog
Notifies you, whenever your browser has been automatically updated.
Check Wordpress Version
WordPress Vulnerability Scanner - Scan for vulnerabilities, version, themes, plugins and much more!
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.
Edit with Sublime Text
Live editing text and HTML content of the page with the Sublime Text from the page context or DevTools.
HexDump - Hex Viewer
Display file contents in hexadecimal, and ascii
Involta Short links
Short link service
myJDoc
Extension for automatically changing to a selected JavaDocs version
Ninja Van Tracking
Track your Ninja Van Tracking Onilne
Pixel converter
Pixel converter is a crucial web development and design tool for converting pixel values into different measurement units like inches, centimeters, or percentages, ensuring consistency across diverse devices and screens in responsive web design.
Polypad (Open in App)
Polypad Open in App.
retire.js
Scanning website for vulnerable js libraries
Strike Out Nofollow Links
Just strikes out nofollow links via CSS3 selectors.
Stethoscope
Check the health of a github repo with one easy step.
Tech Finder - Website Technology Detector
Discover what technologies and frameworks websites are using with detailed analysis and categorization.
TwicPics Companion
Using TwicPics has never been so easy!
Design Mode
Edit any page's content by switching to design mode, where you can modify the content and drag images around like a Word Editor
Apple Docs Force Default Language
Forces Apple's developer documentation to always open in a specific language
Polypane helper
Open the current page or links in Polypane, the developer tool for responsive web development and design.
W3DNA
Type '*' plus press "space" and a search term into the Omnibox to open search in new tab.
Dev extensions reload
Reload enabled development extensions
.no { CSS }
Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)
CSS3 Button Maker
Is CSS button code generator free easy tool that allows you create beautiful and elegant CSS web buttons in few clicks
EnvSwitcher
Stay safe and switch seamlessly between development environments.
md5 hash generator
MD5 hash generator (offline mode)
Open in Pale Moon
Open current page, link, or all tabs in the Pale Moon browser.
SelectorsHub Pro
xPath plugin to auto generate, write and verify xpath & cssSelector.
Shuffle Extension Toolbar
Customize the sequence of extension icons as you like
TestCase Studio Pro
TestCase Studio Pro record the user actions performed on a web application in English Sentences.
WebMoney Advisor Next
Internet users feedback about the sites