Spring Boot 3.5+OpenJDK 26

Why?

Why is Spring Boot 3.5 incompatible with OpenJDK 26?

Requirement

OpenJDK >=17.0.0,<26.0.0

Selected version

OpenJDK 26

Evaluation

26.0.2.1 does not satisfy >=17.0.0,<26.0.0

Conclusion

INCOMPATIBLE

Evidence

CompatHub reports compatibility from upstream sources rather than making unsupported claims of its own.

• Spring Boot Java system requirements

  Confidence: HIGH

  https://docs.spring.io/spring-boot/3.5/system-requirements.html

  Retrieved 1 September 2026

  Requirement: >=17.0.0,<26.0.0

OpenJDK versions

Compatibility is derived from the project's declared OpenJDK requirement (>=17.0.0,<26.0.0); it does not mean every version combination has been independently tested.

• 16❌
• 17✓
• 18✓
• 19✓
• 20✓
• 21✓
• 22✓
• 23✓
• 24✓
• 25✓
• 26❌

Other OpenJDK versions satisfying this requirement

Spring Boot 3.5 — compatible OpenJDK lines tracked in CompatHub

• ✓OpenJDK 17version linesupported
• ✓OpenJDK 18version lineEOL
• ✓OpenJDK 19version lineEOL
• ✓OpenJDK 20version lineEOL
• ✓OpenJDK 21version linesupported
• ✓OpenJDK 22version lineEOL
• ✓OpenJDK 23version lineEOL
• ✓OpenJDK 24version lineEOL
• ✓OpenJDK 25version linesupported

Other Spring Boot versions

Only lines with relevant compatibility evidence are listed.

• Spring Boot 4.1
• Spring Boot 4.0
• Spring Boot 3.5
• Spring Boot 3.4
• Spring Boot 3.3
• Spring Boot 3.2
• Spring Boot 3.1
• Spring Boot 3.0
• Spring Boot 2.7
• Spring Boot 2.6
• Spring Boot 2.5
• Spring Boot 2.4

Lifecycle context

Lifecycle status is separate from compatibility. An EOL component can still satisfy a documented version requirement.