Extensions
Picture in Play
Indicates whether the `picture` element is in use on a page.
ModHeader
Modify HTTP request and response headers
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.
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!
RDS bar
Quick SEO analysis of websites and pages, designed for webmasters and SEOs.
SEO-tools
SEO-tools - информация о доменах, аудит сайтов на SEO ошибки, а также технический аудит любой страницы. Свыше 100 онлайн сервисов
stylish-hub
A browser extension that brings a new GitHub experience
Stethoscope
Check the health of a github repo with one easy step.
Edit the Page
Toggles the 'Design Mode' so that you can edit the contents of the page.
PDF API HTML5
Mini SDK JavaScript and APIs library to create PDF file for web apps
WordPress Theme and Plugins Detector
Cet outil détecte les thèmes et les plugins utilisés sur les sites WordPress et affiche des informations à leur sujet.
Edit with Adobe Photoshop
Adds a context menu item to send image links directly to Adobe Photoshop photo editor
Edit with Paint.Net
Adds a context menu item to send image links directly to Paint.Net photo editor
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, ...
Selenium Page Object Generator
A nimble and flexible Selenium Page Object Model generator to improve agile testing process velocity.
CF-Predictor
This extension predicts rating changes for Codeforces. It shows approximate deltas during and after the contest.
HTTP Headers
Quickly view the HTTP headers of the current tab.
JIRA Template Injector
The description field of new JIRA issues will automatically be populated with a template relevant to the issue type
Open in GIMP photo editor
Adds context menu items to send image links and image files directly to the GIMP photo editor
NetworkMonitor
Shows the response times and uptime of a desired server. Useful to see how performs internet or a wireless access point.
Web Capture for Jira
Take a screenshot, annotate it and upload directly to Jira.
Block Yourself from Analytics
Block your Google Analytics™ activity for the websites you own, no more false stats.
Live HTTP Headers
Monitor all HTTP/HTTPs traffic from your browser.
Modify Header Value
Add, modify or remove a header for any request on desired domains.
SelectorsHub
xPath plugin to auto generate, write and verify xpath & cssSelector.
Squeezeimg - convert & compress images, WEBP, JP2
This extension will optimization image a page using Squeezeimg
Webfonting it!
L'extension la plus simple pour travailler avec des polices sur le Web
Wayback machine website
Online service that have 452 billion web pages saved over time and who is domain tool in context menu
JavaScript QR Code
Make QR Codes in JavaScript
CSS Shapes Editor
Interactive editor for CSS Shapes.
Get Thumbnails or Image to video YouTube
Faites une vignette ou des images à partir de vidéos YouTube
PixelGrid
The tool to overlap your website layout with a grid.