Description: HackADay is a blog that publishes articles daily about hardware and software hacks, covering topics like electronics, programming, 3D printing, and more. It features everything from small Arduino-based projects to large open source hardware initiatives.
Type: software
Pricing: Open Source
Description: HackerRank is an online platform that provides coding challenges and contests to help developers improve their programming skills. It offers practice problems across various languages and computer science domains like algorithms, machine learning, and security.
Type: software