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
Description: Rollup.js is a JavaScript module bundler. It takes pieces of code written using ES6 modules or other module formats, and bundles them together into a single file that runs in older browsers. This allows developers to write modular code and transpiles and bundles it for production use.
Type: software
Pricing: Open Source