Пашырэньні
PDF API HTML5
Mini SDK JavaScript and APIs library to create PDF file for web apps
Website Analysis & SEO Tool
Website SEO audit tool that provides website analysis in SEO, performance, validity, security, accessibility and other criteria.
View Page Source
Get access to the page source with the click of a button
CF-Predictor
This extension predicts rating changes for Codeforces. It shows approximate deltas during and after the contest.
Piral Inspector
The official Piral developer tools browser extension.
Caffeine
Keep awake which prevents the OS from automatically going to sleep, dimming the screen or starting screen savers
Webfonting it!
The simplest extension for working with web fonts
NetworkMonitor
Shows the response times and uptime of a desired server. Useful to see how performs internet or a wireless access point.
Open in GIMP photo editor
Adds context menu items to send image links and image files directly to the GIMP photo editor
SelectorsHub
xPath plugin to auto generate, write and verify xpath & cssSelector.
PIX Studio Plugin
PIX Studio Plugin
Nextsense XML Signing Component
Signing XML document.
Extensions for Mermaid
A browser extension for Chrome, Opera & Firefox that adds Mermaid language support to GitHub. A fork from the not updated GitHub + Mermaid extension.
PixelGrid
The tool to overlap your website layout with a grid.
Block Yourself from Analytics
Block your Google Analytics™ activity for the websites you own, no more false stats.
Hitsteps Visitor Manager
Get your website analytics insight and get notified about updates and live support requests in your dashboard
CSS3 Button Maker
Is CSS button code generator free easy tool that allows you create beautiful and elegant CSS web buttons in few clicks
JavaScript QR Code
Make QR Codes in JavaScript
.no { CSS }
Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)
Right Click Validator
Right click on any webpage to validate it using the W3 NUValidator service.
PageSpeed Insights
This will take the URL of the current tab and send it to PageSpeed Insights for a web performance analysis.
KML/KMZ Viewer
Can be used to view KML/KMZ Files in the browser.
sha1 hash generator
SHA1 hash generator (offline mode)
OctoLinker
OctoLinker – Links together, what belongs together.
Open in Vivaldi
Open current page, link, or all tabs in the Vivaldi browser.
AMP Validator
Automatically checks each page for AMP validation.
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.
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
Nextsense PDF Signing Component
Signing PDF document.
Edit with Sublime Text
Edit an HTML element and all its child nodes in Sublime Text editor with real-time updates
myJDoc
Extension for automatically changing to a selected JavaDocs version
Apple Docs Force Default Language
Forces Apple's developer documentation to always open in a specific language