Overview of web technologies used by Apache.org.
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WordPress is an open source blog publishing and content management system, based on PHP and MySQL.
WordPress
used on a subdomain
Hugo is an open source static website generator written in Go.
Hugo 0.111.3
49% of sites use a newer version
used on a subdomain
Docusaurus is an open source static website generator based on Node.js.
Docusaurus 2.4.3
version 3.5.2 used until recently
64% of sites use a newer version
used on a subdomain
Atlassian Statuspage is a hosted service for showing the status of services.
Atlassian Statuspage
used on a subdomain
Docutils is a Python-based open-source text processing system for generating documentation in HTML and other formats.
Docutils
used on a subdomain
Sphinx is a Python-based tool for creating project documentation, based on Docutils.
Sphinx
used on a subdomain
Server-side Programming Languages
PHP is a scripting language for creating websites.
PHP
used on a subdomain
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.
static files
used on a subdomain
Client-side Programming 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.
jQuery 3.7.1
0% of sites use a newer version
Bootstrap is an open source HTML, CSS, and JavaScript framework.
Underscore is a JavaScript library that provides functional programming support.
Underscore
used on a subdomain
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the visitors browser.
Modernizr
used on a subdomain
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.
Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev.
Nginx
used on a subdomain
Cloudflare Server is a web server developed by Cloudflare.
Cloudflare Server
used on a subdomain
Amazon is a US-based e-commerce and cloud computing provider.
Hetzner is a German web hosting provider.
Hetzner
used on a subdomain
Automattic is hosting WordPress-based websites. This includes it Pressable and Newspack brand.
Automattic
used on a subdomain
Atlassian offers a range of IT products and services.
Atlassian
used on a subdomain
Read the Docs provides a platform for creating and hosting technical documentation.
Read the Docs
used on a subdomain
hosting info partly based on data from ipinfo.io
Amazon is a US-based e-commerce and cloud computing provider.
Hetzner is a German web hosting provider.
Hetzner
used on a subdomain
Automattic is hosting WordPress-based websites. This includes it Pressable and Newspack brand.
Automattic
used on a subdomain
Fastly is a content delivery network.
Cloudflare provides a content delivery network.
Cloudflare
used on a subdomain
Amazon CloudFront is a content delivery web service by Amazon.
Amazon CloudFront
used on a subdomain
Amazon is a US-based e-commerce and cloud computing provider.
Cloudflare provides DNS servers and other web services.
Cloudflare
used on a subdomain
Hetzner is a German provider of internet services.
Gmail is the email service provided by Google.
Gmail
used on a subdomain
Amazon is a US-based e-commerce and cloud computing provider.
Amazon
used until recently
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.
GlobalSign
used on a subdomain
Matomo (formerly Piwik) is an open source web analytics program.
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.
Google Analytics
used on a subdomain
WordPress Jetpack Stats is a visitor tracking plugin for the WordPress publishing platform.
WordPress Jetpack
used on a subdomain
The Google Advertising network consists of AdSense, DoubleClick and other services.
Google Ads
used on a subdomain
The Google Tag Manager is a Google service to support webmasters to manage tags on their websites.
Google Tag Manager
used on a subdomain
A Twitter/X Button allows a Twitter user to post a tweet from the visited site.
Twitter/X
used on a subdomain
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.
Session Cookies
used on a subdomain
HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.
HttpOnly Cookies
used on a subdomain
Non-secure cookies may be used via an unencrypted connections, which may be a security threat.
Non-Secure Cookies
used on a subdomain
Gzip (GNU zip) is a file compression algorithm.
Brotli is a lossless compression algorithm developed by Google.
Brotli Compression
used on a subdomain
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.
Weak ETag
used on a subdomain
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/2
used on a subdomain
HTTP/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol.
HTTP/3
used on a subdomain
HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.
HTTP Strict Transport Security
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.
Open Graph
used on a subdomain
Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets.
Twitter/X Cards
used on a subdomain
JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.
JSON-LD
used on a subdomain
Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.
Generic RDFa
used on a subdomain
Microdata is a specification to integrate metadata within existing content on web pages.
Microdata
used on a subdomain
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.
GIF
used on a subdomain
WebP is an image format that provides lossless and lossy compression, developed by Google.
WebP
used on a subdomain
Organizations
United States
used on a subdomain
Germany
used on a subdomain
Finland
used on a subdomain
Austria
used on a subdomain
Sweden
used until recently
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