Rajesh P • 12/30/2025

API Versioning & whats new in Spring Boot 4

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This technical article discusses the importance of API versioning for maintaining contracts with consumers. It compares traditional manual strategies in Spring Boot 3.x to the new declarative framework-level support in Spring Boot 4, including annotations, semantic version ranges, and deprecation headers. It provides a practical code example for versioning a Book resource.

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#spring boot #rest api #Backend Development
API Versioning & whats new in Spring Boot 4

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