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: Nodebook is an open-source web-based notebook application similar to Jupyter Notebook. It allows users to create and share documents that contain live code, equations, visualizations and explanatory text. Nodebook supports JavaScript, TypeScript, Python and R as programming languages.
Type: software
Pricing: Open Source