Technologies in use by

Yandex is an internet technologies company that operates in Russia, CIS and Turkey. It is the largest Russian and fourth-largest world internet search engine. Yandex is an acronym for the phrase Yet Another Indexer. As of March 2013, Yandex had about 61% of the Russian search market (source: Yandex’s miss...

UserVoice creates simple customer engagement tools that help companies understand and interact with their customers more positively and build customer relationships that last. With more than 90,000 organizations signed up and thousands of customers, UserVoice products include: UserVoice Feedback - a hosted tool for gather...

jQuery: The Write Less, Do More, JavaScript Library.

Google Tag Manager makes it easy for marketers to add and update website tags including analytics, remarketing, and more.

iOS Safari instructions for mobile web apps

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

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

Ubuntu Linux operating system

Websites using https protocol.

The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook

Chrome for Android, since version 39 supports the "theme-color" meta tag to allow websites control the background color of the tab's UI header.

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.

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

Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.