A unique string of numbers that identifies each device on a network. Like a virtual return address.

Short for World Wide Web. The collective network of public websites and pages linked via hyperlinks and URLs.

The Hypertext Transfer Protocol that powers the web. More secure HTTPS is becoming the standard.

Matroska Video. A versatile multimedia container that can hold video, audio, subtitles, and metadata.

A modern image format that offers better compression for the web than JPG or PNG.

Scalable Vector Graphics. An XML-based image format that can scale to any size without pixelation.

Paying a company to store your website’s files and data on a server so it’s accessible 24/7.

Similar to JSON but strives to be even more human-friendly. Great for configuration files.

A lightweight markup language for formatting plain text. Used all over the web, including in this article!

A widely used markup language for encoding documents in a way both humans and computers can read.