# Quarkus 3.39.0.CR1

- Product: Quarkus (https://whatsnew.fyi/product/quarkus)
- Vendor: Red Hat
- Date: 2026-08-12
- Version: 3.39.0.CR1
- Original notes: https://github.com/quarkusio/quarkus/releases/tag/3.39.0.CR1
- Permalink: https://whatsnew.fyi/product/quarkus/releases/3.39.0.cr1
- Labels: Pre-release

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **added** — Add post-quantum cryptography (PQC) support to TLS registry
- **added** — Introduce another Qute escape expression for built items
- **added** — Allow per-persistence-unit control of blocking/reactive Hibernate ORM bootstrap
- **added** — Add conditional test execution based on application properties
- **added** — Add librariesOnly option to include only library components in generated SBOMs
- **added** — Add quarkus.config.fixed-at-build-time to freeze all config at build time
- **added** — Add support for setting Agroal readOnly on pool config
- **changed** — Quarkus Data: rename package and types
- **changed** — Move Order/Sort to PanacheQuery.sort() in quarkus-data-hibernate
- **changed** — Version Gradle file dependencies by content hash instead of lastModified
- **changed** — Enable native mode SingleCallsiteInliner by default
- **changed** — Bump MINIMUM GraalVM version to 25.0
- **fixed** — Fix Quarkus REST issue with UriInfo and matrix parameters
- **fixed** — Fix @RunOnVirtualThread not working properly with use-separate-server=false
- **fixed** — Fix gRPC @RunOnVirtualThread half-close race under load
- **fixed** — Sanitize derived group name in container image build
- **fixed** — Fix Gradle compilation against code generated by custom providers
- **fixed** — Fix Hibernate ORM entity enhancement fails for AdditionalPersistenceUnitBuildItem entities not on the augmentation classloader
- **fixed** — Fix native image regression caused by Netty 4.1.136 SslContext API change
- **deprecated** — Mark extensions as deprecated in quarkus-extension.yaml

###### Major changes

  * [#55629](https://github.com/quarkusio/quarkus/pull/55629) - [3.x] Add post-quantum cryptography (PQC) support to TLS registry

###### Complete changelog

  * [#47598](https://github.com/quarkusio/quarkus/issues/47598) - Quarkus REST issue with `UriInfo` and matrix parameters
  * [#48889](https://github.com/quarkusio/quarkus/issues/48889) - Introduce another Qute escape expression for built items
  * [#48940](https://github.com/quarkusio/quarkus/issues/48940) - `@RunOnVirtualThread` is not working properly with use-separate-server=false
  * [#50123](https://github.com/quarkusio/quarkus/issues/50123) - 3.26.2 with gradle doesn't see sources generated by quarkus-openapi-generator
  * [#51205](https://github.com/quarkusio/quarkus/issues/51205) - Fine grained `reactive/blocking` property for specific persistence Units
  * [#52765](https://github.com/quarkusio/quarkus/issues/52765) - Document how an extension can be marked as deprecated in quarkus-extension.yaml
  * [#53855](https://github.com/quarkusio/quarkus/pull/53855) - Extension can be marked as deprecated in quarkus extension
  * [#54539](https://github.com/quarkusio/quarkus/issues/54539) - Quarkus Data: order/sort tweaks
  * [#54610](https://github.com/quarkusio/quarkus/pull/54610) - Quarkus data rename package and types
  * [#54694](https://github.com/quarkusio/quarkus/pull/54694) - Move Order/Sort to PanacheQuery.sort() in quarkus-data-hibernate
  * [#54822](https://github.com/quarkusio/quarkus/pull/54822) - Version Gradle file dependencies by content hash instead of `lastModified`
  * [#54826](https://github.com/quarkusio/quarkus/issues/54826) - Startup regression SmallRyeOpenApiProcessor.prepareDocuments
  * [#55004](https://github.com/quarkusio/quarkus/issues/55004) - Enable new inliner for native mode?
  * [#55041](https://github.com/quarkusio/quarkus/pull/55041) - Fix gRPC `@RunOnVirtualThread` half-close race under load
  * [#55194](https://github.com/quarkusio/quarkus/pull/55194) - Fix UriInfo matrix parameter handling in RESTEasy Reactive
  * [#55226](https://github.com/quarkusio/quarkus/issues/55226) - container image deplolyment group - getEffectiveGroup does not account for  a `@` character
  * [#55242](https://github.com/quarkusio/quarkus/pull/55242) - Bump kubernetes-client-bom from 7.7.0 to 7.8.0
  * [#55250](https://github.com/quarkusio/quarkus/pull/55250) - Sanitize derived group name in container image build
  * [#55312](https://github.com/quarkusio/quarkus/pull/55312) - [3.x] Upgrade pulsar client 4.2.3
  * [#55358](https://github.com/quarkusio/quarkus/pull/55358) - Quickstarts compilation: test against 3.x branch instead
  * [#55382](https://github.com/quarkusio/quarkus/pull/55382) - Allow per-persistence-unit control of blocking/reactive Hibernate ORM bootstrap
  * [#55390](https://github.com/quarkusio/quarkus/pull/55390) - Add conditional test execution based on application properties
  * [#55398](https://github.com/quarkusio/quarkus/pull/55398) - Upgrade sshd to 2.19.0
  * [#55435](https://github.com/quarkusio/quarkus/pull/55435) - HibernateProcessorUtil: Add removed method to avoid API breakage
  * [#55439](https://github.com/quarkusio/quarkus/pull/55439) - librariesOnly option to include only library components in generated SBOMs
  * [#55457](https://github.com/quarkusio/quarkus/issues/55457) - Support build-time-only configuration to disable all runtime config source loading
  * [#55465](https://github.com/quarkusio/quarkus/pull/55465) - Add quarkus.config.fixed-at-build-time to freeze all config at build time
  * [#55482](https://github.com/quarkusio/quarkus/pull/55482) - Enable native mode SingleCallsiteInliner by default
  * [#55507](https://github.com/quarkusio/quarkus/pull/55507) - Clear/reset integration-test boot failure state after class change and failed start
  * [#55511](https://github.com/quarkusio/quarkus/pull/55511) - Correct test to tolerate containers being shut down at the end of a test
  * [#55532](https:

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