Description: ForgeMtG is an open source Magic: The Gathering simulator and deck editor that lets you build and test decks, play against AI opponents or other players online, and more. It offers a robust rules engine and card database for free.
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