Java frameworks are essential tools in software development that streamline the process of building applications. They provide a structured environment, offering pre-written code, libraries, and components that help developers focus on business logic rather than the underlying complexities of programming. By utilizing frameworks, developers can enhance productivity, ensure code reusability, and maintain consistency across projects. Java frameworks can be categorized into various types, including web application frameworks, ORM (Object-Relational Mapping) frameworks, and microservices frameworks, each serving specific needs in application development. Understanding these frameworks is crucial for leveraging Java’s full potential in creating robust applications.