Github is a web-based platform that allows developers to store, manage, and share their code repositories with others. It provides a collaborative environment where teams across the world can work together, review each other’s code, and contribute to open-source projects. Github also offers a range of features such as version control, bug tracking, and project management tools to make the process of software development more efficient, transparent and enjoyable. It is an essential tool for modern software developers and is widely used in the technology industry.