Apache is a free and open-source cross-platform web server software.
cdnjs is a free distributed JS library delivery service.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Hugo is an open-source static site generator written in Go.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
KaTeX is a cross-browser JavaScript library that displays mathematical notation in web browsers.
Pure CSS is a set of small, responsive CSS modules that can be used in web projects.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.