Site Info - Amplitude.com

Zendesk provides hosted customer service software.

MkDocs is a static site generator that's geared towards building project documentation.

JavaScript is a lightweight, object-oriented, cross-platform scripting language.

Ruby is a general-purpose object-oriented language originally developed by Yukihiro "Matz" Matsumoto in Japan.

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.

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

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the visitors browser.

Polyfill.io provides tailored code that implements features on web browsers without native support.

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

Node.js is a server-side JavaScript environment for writing network programs such as web servers, originally developed by Ryan Dahl.

Cloudflare Server is a web server developed by Cloudflare.

Gunicorn 'Green Unicorn' is a Python HTTP server ported from Ruby's Unicorn project.

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

Vercel (formerly Zeit) offers hosting for web applications and static websites.

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

Zendesk provides hosted customer service software.

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

Cloudflare provides a content delivery network.

Amazon CloudFront is a content delivery web service by Amazon.

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

Gmail is the email service provided by Google.

Zendesk provides hosted customer service software.

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

IdenTrust is a SSL certificate authority.

Starfield Technologies is an SSL certificate authority owned by Go Daddy.

jsDelivr is a service for hosting JavaScript files.

The jQuery CDN hosts copies of the jQuery library, provided by MaxCDN.

unpkg is a JavaScript content delivery network for libraries that use the npm package manager.

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.

Facebook Pixel is an analytics tool to track actions on websites.

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

New Relic is a web application performance management tool.

Amplitude provides a product data analytics, including web analytics platform.

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

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

A Twitter 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.

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.

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

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

Brotli is a lossless compression algorithm developed by Google.

Gzip (GNU zip) is a file compression algorithm.

A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache.

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.

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/.

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 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.

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

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

HTML5 is the fifth revision of the HTML standard.

Transitional version of HTML.

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

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.

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

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.

Commercial entities