dwmkerr/spaceinvaders

Web Development for Beginners - A Curriculum is Microsoft's free, MIT-licensed course of 24 lessons spread across 12 weeks, covering JavaScript, CSS, and HTML. Built by Microsoft Cloud Advocates, it pairs quizzes with five hands-on projects, a terrarium, a typing game, a browser extension, a space game, and a banking app, and ships in 50+ language translations.

freeCodeCamp is a free, self-paced curriculum for learning to code, published as open source at freeCodeCamp/freeCodeCamp. It's a 501(c)(3) nonprofit funded by donor support, structured around six certifications in its Full-Stack Developer Curriculum, each gated by required projects instead of open-book quizzes. The repository also carries beta language certifications for developers, interview-prep resources, and the code that runs the live freecodecamp.org platform.

Vue 2, also known as Vue.js 2, is the earlier major version of the Vue JavaScript framework, hosted at vuejs/vue on GitHub under an MIT license. Per the repository's own README, Vue 2 hit End of Life on December 31, 2023, is no longer actively maintained, and the project now directs users toward vuejs/core (Vue 3) and an official migration guide, while leaving Vue 2 itself installable through CDNs, package managers, and GitHub.

Bootstrap is an open-source front-end framework maintained at twbs/bootstrap. It ships compiled and minified CSS and JavaScript for building responsive, mobile-first sites, is licensed under MIT, and the release referenced throughout the README's install instructions is v5.3.8. The project was created by Mark Otto and Jacob Thornton, and its documentation is built with Astro and hosted at getbootstrap.com.