Description: CodePen is an online code editor and front-end web development environment. It allows developers to easily create and share HTML, CSS, and JavaScript code snippets and projects.
Type: software
Pricing: Freemium
Description: JavaScript is a lightweight, interpreted programming language with first-class functions. It is well-known as the scripting language for Web pages, but it's used in many non-browser environments as well including Node.js and MongoDB
Type: software
Pricing: Free