Squeak is an open-source programming language and environment that is based on the Smalltalk programming language. It is designed for educational purposes and is often used to teach programming concepts to beginners. Squeak provides a user-friendly interface and supports object-oriented programming, making it accessible for learners of all ages. Squeak is also known for its multimedia capabilities, allowing users to create interactive applications, animations, and games. It is built on a virtual machine, which means it can run on various operating systems, including Windows, macOS, and Linux. This versatility makes Squeak a popular choice in both educational settings and among hobbyist programmers.