Great for writing concise and maintainable tests, and for all your build and automation tasks.

Web development, reactive applications, concurrency / asynchronous / parallelism library, test frameworks, build tools, code analysis, GUI building.

Flexible & malleable syntax, advanced integration & customization mechanisms, to integrate readable business rules in your applications.

Seamlessly and transparently integrates and interoperates with Java and any third-party libraries.

Closures, builders, runtime & compile-time meta-programming, functional programming, type inference, and static compilation.

Concise, readable and expressive syntax, easy to learn for Java developers.