🎓 Path to a free self-taught education in Computer Science!

a.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

🧠 Laws, Theories, Principles and Patterns for developers and technologists.

Modern JavaScript Tutorial

Mastering Bitcoin 3rd Edition - Programming the Open Blockchain

Font files available from Google Fonts, and a public issue tracker for all things Google Fonts

Main Web Site (Online Books)

HTML Standard

Open-source UI component library and front-end development framework based on Tailwind CSS

Kubernetes Goat is a "Vulnerable by Design" cluster environment to learn and practice Kubernetes security using an interactive hands-on playground 🚀

Source repo for the book

Free database schema discovery and comprehension tool

Web Content Accessibility Guidelines

Winners of the International Obfuscated C Code Contest

Captchas don't have to be boring

Accessible Rich Internet Applications (WAI-ARIA)

Accessibility Developer Guide

Hosts Quarkus related workshops

Arelle open source XBRL platform

Quarkus playground