E382abe382b9e382bfe383a0e382b9e382bfe383bce382bfe383bc Articles

How to Create Your Own Custom Starter in Spring Boot - AutoConfiguration and Metadata Setup

A guide to promoting shared internal logging configuration and external API integration Beans into a custom Starter that activates simply by adding a dependency. From splitting the autoconfigure and starter modules, @AutoConfiguration, AutoConfiguration.imports registration, conditional configuration with @ConditionalOn, to @ConfigurationProperties and generating configuration metadata JSON, we build everything end-to-end in a hands-on manner.

2026-07-13