Micronaut Framework 5.0 supports Apache Groovy 5

Micronaut Framework 5.0, to be released in Q2 2026, supports Apache Groovy 5. Apache Groovy 5.0 adds new features such as:

• Broader JDK Support
• Substantial Extension Method Expansion
• Enhanced AST Transforms
• Revamped REPL (groovysh)
• Improved Java Interoperability
• Modern Web Standards
• Type Checking Enhancements
• Additional Language Goodies