Description: Grails REST is an extension of the Grails framework that provides RESTful capabilities, allowing developers to build web applications more efficiently and in a structured manner. Grails, based on Groovy and designed to facilitate agile development, benefits from this extension by offering a simplified approach to creating web services that adhere to REST (Representational State Transfer) principles. With Grails REST, developers can define controllers and actions that respond to HTTP requests, making it easier to create APIs that can be consumed by various platforms, such as mobile applications and JavaScript frontends. This extension includes features like automatic serialization of objects to formats like JSON and XML, as well as management of HTTP responses, significantly reducing development time and improving code maintainability. Additionally, Grails REST integrates seamlessly with other features of the Grails framework, such as security management and data persistence, making it a powerful tool for developing modern, scalable applications.