Last Updated on February 27, 2026
Micronaut Framework is a modern, JVM-based, full stack Java framework designed for building modular, easily testable JVM applications with support for Java, Kotlin and the Groovy language.
Micronaut Framework aims to provide all the tools necessary to build JVM applications including:
- Dependency Injection and Inversion of Control (IoC).
- Aspect Oriented Programming (AOP).
- Sensible Defaults and Auto-Configuration.
This is free and open source software.
Key Features
- Polyglot framework – compatible with Java, Groovy, and Kotlin, with Scala planned.
- Natively cloud-native – built-in cloud support including discovery services, distributed tracing, and cloud runtimes.
- Fast data-access config – quick configuration of your favorite data-access layer and the APIs to write your own.
- Smooth learning curve.
- Fast, easy unit testing – spin up servers and clients in your unit tests and run them instantaneously.
- Aspect-oriented API – provides a simple, compile-time, aspect-oriented programming API that does not use reflection
- Seamless API visibility – support for OpenAPI and Swagger.
- AOT compilation – do the heavy lifting up-front to reduce startup time and memory footprint.
Website: micronaut.io
Support: GitHub Code Repository
Developer: Micronaut Foundation
License: Apache License 2.0
Micronaut is written in Java and Groovy. Learn Java with our recommended free books and free tutorials. Learn Groovy with our recommended free books and free tutorials.
Related Software
| Groovy Web Frameworks | |
|---|---|
| Grails | Popular web application framework for the JVM built on top of Spring Boot |
| Micronaut | Support for Java, Kotlin and the Groovy language |
| Ratpack | Simple, capable, toolkit for creating high performance web applications |
| Gaelyk | Lightweight Groovy toolkit for Google App Engine Java |
| Hot | Polyglot reactive web framework for the JVM |
| Glide | Create apps that run on Google App Engine |
| gServ | Create and deploy REST based services using Groovy |
Read our verdict in the software roundup.
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