Analytics and Tracking

Yandex MetrikaYandex Metrika

Yandex Metrika Usage Statistics · Download List of All Websites using Yandex Metrika

A free Russian tool for increasing the conversion of the site. Watch for key performance site, analyze visitor behavior, evaluate the impact of advertising campaigns.

Audience Measurement · Conversion Optimization

Frameworks

PerlPerl

Perl Usage Statistics · Download List of All Websites using Perl

Perl is a general-purpose programming language originally developed for text manipulation and now used for a wide range of tasks including system administration, web development, network programming, GUI development, and more.

Viewport MetaViewport Meta

Viewport Meta Usage Statistics · Download List of All Websites using Viewport Meta

This page uses the viewport meta tag which means the content may be optimized for mobile content.

Mobile OptimizedMobile Optimized

Mobile Optimized Usage Statistics · Download List of All Websites using Mobile Optimized

Microsoft invented the MobileOptimized META tag to control the layout width for mobile markup rendered in Internet Explorer Mobile.

Content Delivery Network
JavaScript Libraries and Functions

jQueryjQuery

jQuery Usage Statistics · Download List of All Websites using jQuery

JQuery is a fast, concise, JavaScript Library that simplifies how you traverse HTML documents, handle events, perform animations, and add Ajax interactions to your web pages. jQuery is designed to change the way that you write JavaScript.

JavaScript Library

Web Servers

ApacheApache

Apache Usage Statistics · Download List of All Websites using Apache

Apache has been the most popular web server on the Internet since April 1996.

Operating Systems and Servers

DebianDebian

Debian Usage Statistics · Download List of All Websites using Debian

Debian is a free operating system (OS) for your computer.

mod_perlmod_perl

mod_perl Usage Statistics · Download List of All Websites using mod_perl

Embeds a Perl interpreter into the Apache server.

Document Encoding

UTF-8UTF-8

UTF-8 Usage Statistics

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

Document Standards

HTML5 DocTypeHTML5 DocType

HTML5 DocType Usage Statistics

The DOCTYPE is a required preamble for HTML5 websites.

X-UA-CompatibleX-UA-Compatible

X-UA-Compatible Usage Statistics

Allows a website to define how a page is rendered in Internet Explorer 8, allowing a website to decide to use IE7 style rendering over IE8 rendering.

Handheld FriendlyHandheld Friendly

Handheld Friendly Usage Statistics

Tells mobile browsers that the content is already framed for mobile browsing.

Cascading Style SheetsCascading Style Sheets

Cascading Style Sheets Usage Statistics

Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML

Sub Resource IntegritySub Resource Integrity

Sub Resource Integrity Usage Statistics

SRI is a W3C specification that allows web developers to ensure that resources hosted on third-party servers have not been tampered with.

HTML 5 Specific TagsHTML 5 Specific Tags

HTML 5 Specific Tags Usage Statistics

This page contains tags that are specific to an HTML 5 implementation.

WAI-ARIAWAI-ARIA

WAI-ARIA Usage Statistics

A way to make Web content and Web applications more accessible to people with disabilities. It especially helps with dynamic content and advanced user interface controls developed with Ajax, HTML, JavaScript, and related technologies.

JavascriptJavascript

Javascript Usage Statistics

JavaScript is a scripting language most often used for client-side web development.

Twitter BootstrapTwitter Bootstrap

Twitter Bootstrap Usage Statistics

Bootstrap is a toolkit from Twitter designed to kickstart development of webapps and sites.