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FrontPage is an HTML editor developed by Microsoft and discontinued after 2003.

Blogger is a hosted blog publishing system, owned by Google.

Static websites don't use any server-side programming language for generating web pages, but deliver fixed content which is created manually or with an offline tool.

Python is a general-purpose scripting language.

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

Java is a general-purpose language originally developed by Sun Microsystems.

Adobe Flash (by Adobe Systems, formerly Shockwave Flash and Macromedia Flash and now part of Adobe Animate CC) is a multimedia platform for adding animation and interactivity to web pages.

Svelte is an open-source web front end framework created by Rich Harris.

The LiteSpeed Web Server is a lightweight web server by LiteSpeed Technologies.

Google develops a range of web servers for their web infrastructure.

Unix is a range of operating systems originally developed at Bell Labs. This includes Unix and Unix-like systems, such as Linux.

Turbify is a US-based web hosting provider.

Google provides various services to run on its servers.

Amazon is a US-based e-commerce and cloud computing provider.

Google provides various services to run on its servers.

Turbify is a US-based provider of internet services.

Yahoo is an internet services provider owned by Verizon.

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

GlobalSign is an IT security service provider, also operating as SSL certificate authority.

ShinyStat is a tool for internet audience analysis and website statistics.

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.

Revolver Maps is a website visitor counter, showing visitors on a map or on a globe.

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

Facebook Social Plugins provide a way for Facebook users to share web pages with their friends.

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.

Brotli is a lossless compression algorithm developed by Google.

A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent page in the cache.

The Internet Protocol version 6 (IPv6) provides amongst others a vastly larger address space than the preceding version 4. We consider a website to support IPv6 if a 128-bit address is assigned to it, regardless of the content delivered at that address.

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

HTTP/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol.

QUIC (Quick UDP Internet Connections) is an experimental network protocol, originally designed by Google and submitted to IETF standardization.

The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.

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

The Dublin Core Schema is a set of vocabulary terms that can be used to describe web resources and physical resources.

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.

Transitional version of HTML.

HTML5 is the fifth revision of the HTML standard.

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

ISO-8859-1 (informally also called Latin-1) is an 8-bit character set for Western European languages.

Windows-1252 is an 8-bit character encoding, designed to cover West European alphabets.

JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.

GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.

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.

WebP is an image format that provides lossless and lossy compression, developed by Google.

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