Spring Boot 2.3.0.M3 available now

On behalf of the team and everyone that contributed, I am pleased to announce that the third milestone of Spring Boot 2.3 has been released and is available from our milestone repository.

This release closes 89 issues and pull requests. Thanks to all those who have contributed.

Highlights of this milestone include:

  • Support for gracefully shutting down the embedded web server
  • Support for customizing the layers when building a layered jar with Maven
  • Support for R2DBC
  • Auto-configuration for Spring Integration’s RSocket support
  • Numerous dependency upgrades

For a complete list of changes and upgrade instructions, please see the Spring Boot 2.3 Release Notes on the wiki and the updated reference documentation.

If you want to get started with 2.3 and try out the new features, you can bootstrap a new project on

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