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WordPress is an open source blog publishing and content management system, based on PHP and MySQL.

wpForo is an open source forum software based on WordPress.

PHP is a scripting language for creating websites.

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig.

Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev.

Ubuntu is a Linux distribution.

Neterra is a Bulgarian provider of telecommunications services and web hosting.

Neterra is a Bulgarian provider of telecommunications services and web hosting.

ResellerClub in an internet services provider owned by Newfold Digital.

Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group.

Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google. This includes the Ads conversion tracking and the Floodlight services.

The Google Advertising network consists of AdSense, DoubleClick and other services.

A Twitter/X Button allows a Twitter user to post a tweet from the visited site.

External Cascading Style Sheets define style rules in a separate CSS file.

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Gzip (GNU zip) is a file compression algorithm.

HTTP/2 is the second major version of the HTTP network protocol.

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

Microdata is a specification to integrate metadata within existing content on web pages.

The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph.

Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets.

Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.

HTML5 is the fifth revision of the HTML standard.

Transitional version of HTML.

Transitional version of XHTML.

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

Windows-1251 is an 8-bit character encoding, designed to cover languages that use the Cyrillic alphabet.

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

Scalable Vector Graphics (SVG) is an XML-based vector image format.

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