Cracked is a web audio library utilizing method chaining and CSS-style selectors, allowing developers to efficiently set up audio graphs for web applications. It offers an accessible way to prototype audio processing and synthesis, making it particularly appealing for developers looking to create musical environments. The library's GitHub link provides users with the necessary resources for implementation, including a live demo. User comments suggest excitement around its use for creating drum patterns and bass lines, indicating a potential niche within music production tools.