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

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.

Bootstrap is an open source HTML, CSS, and JavaScript framework.

The Apache HTTP Server is an open source web server by the Apache Software Foundation.

Akamai provides a content delivery network. This includes the former brands Instart Logic and StackPath.

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

Vercara (formerly Neustar) offers DNS services under the UltraDNS brand, owned by DigiCert.

Microsoft is a multinational technology company headquartered in USA, also offering email services.

Sectigo (formerly Comodo CA) is a US-based SSL certificate authority.

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.

Microsoft UET (Universal Event Tracking) records what visitors do on a website after they click on an ad.

The LinkedIn Insight Tag helps to optimize LinkedIn campaigns.

The Pinterest Tag tracks website visitors after seeing a Pinterest ad.

Adobe Analytics is a web site traffic analysis service formerly called Omniture. Its products include SiteCatalyst, WebSideStory and Hitbox.

Lotame Crowd Control is an analytics package to measure social media behavior for publishers and advertisers.

Siteimprove is a web governance software, that includes a web analytics module.

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

Amazon Associates is the affiliate program of Amazon.

Adobe DTM (Dynamic Tag Management) is a tag management system by Adobe, part of Abode Analytics. This includes Satellite, previously owned by Search Discovery, and Adobe TagManager.

The Google Tag Manager is a Google service to support webmasters to manage tags on their websites.

Ensighten is a website tag management system owned by CHEQ. This includes TagMan, which has been acquired by Ensighten.

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.

Session cookies are temporary cookies, which are deleted when the user closes the browser.

Persistent cookies with an expiration time of up to 1 day.

Persistent cookies with an expiration time of more than 10 years.

HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.

Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.

Secure cookies are used only via an encrypted connections, which may increase security.

Non-secure cookies may be used via an unencrypted connections, which may be a security threat.

Gzip (GNU zip) is a file compression algorithm.

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

HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.

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

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

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

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.

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.

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

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

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

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