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GitHub Pages is a web page creation and hosting service by GitHub.

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

KaTeX is a JavaScript library for math typesetting.

GitHub offers project repository hosting and also site hosting services.

GitHub offers project repository hosting and also site hosting services.

Fastly is a content delivery network.

Google provides various services to run on its servers.

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

jsDelivr is a service for hosting JavaScript files.

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

Gzip (GNU zip) is a file compression algorithm.

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.

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

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.

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

Commercial entities