Code tree for GitHub
PDF API HTML5
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
Click on any element to get the font info in a page popup
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!
Modify Header Value
Add, modify or remove a header for any request on desired domains.
Quickly view the HTTP headers of the current tab.
Browse JSON like you do it in Finder.
Custom Style Script
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, ...
Right Click Validator
Right click on any webpage to validate it using the W3 NUValidator service.
Get Thumbnails or Image to video YouTube
Make thumbnail previews or images from YouTube videos
OctoLinker is the easiest and best way to navigate between files and projects on GitHub.com. Files containing the following keywords will now have links that redirect you either to the relative file or to the projects GitHub page. Depending on the value, it may redirect you to an external website like a manual page or another service.
Remove cookie(s) for the current domain
Remove cookie(s) for the current site with just one click
View all HTTP Requests and Responses sent between the Web browser and the Web server.
Java Interview Questions
This is an Speed Dial extension for Java Interview Questions & Answers
This extension allows you to add your own custom website specific CSS style sheets.
Use Redux DevTools in the DevTools
Edit with Adobe Photoshop
Adds a context menu item to send image links directly to Adobe Photoshop photo editor
Website Analysis & SEO Tool
Website SEO audit tool that provides website analysis in SEO, performance, validity, security, accessibility and other criteria.
Edit the Page
Toggles the 'Design Mode' so that you can edit the contents of the page.
Website Color Changer
Extends the Developer Tools, adding a sidebar for colors manipulation
Flag & WHOIS SEO Domain Full Info
Return the domain's IP address , information about security, localization of server, ping, etc.
SEO Analysis with Seoptimer
Just one click to SEO Analysis with Seoptimer
Custom menu allows the user to create a menu to access various network resources.
Google Analytics Debugger
A browser extension for debugging Google Analytics tracking code
Internet users feedback about the sites
The simplest extension for working with web fonts
WordPress Theme and Plugins Detector
Detects the theme and plugins used in WordPress and display information about them.