What’s New in Spring Cloud 2021.0.0 (Jubilee) – Key Features and Upgrade Tips

Spring Cloud announced its first release supporting Spring Boot 2.6, version 2021.0.0, codename “Jubilee”.

Important note: this version works with Spring Boot 2.6.1 and later; do not use 2.6.0 when upgrading.

Update Highlights

Spring Cloud Commons

Supports per‑load‑balancer configuration, applicable to Gateway, Contract, and OpenFeign.

Spring Cloud Config

Added integrations with AWS Secrets Manager, AWS Parameter Store, and GCP Secret Manager.

Spring Cloud Gateway

Supports Redis‑based dynamic routing

Supports HTTP/2

Supports gRPC

Spring Cloud Kubernetes

Optimized configuration service and discovery controller.

Spring Cloud OpenFeign

Now supports the @Cachable annotation.

Spring Cloud Sleuth

Extended tracing integrations to include Tomcat, Spring Vault, R2DBC, JDBC, Spring Cloud Deployer, Spring Cloud Skipper, Reactor Kafka, Spring TX, Spring Batch, RSocket, Spring Cloud Task, Spring Cloud Config, Kotlin Coroutines, and more.

Component Versions

The following image shows the version upgrades for each component in the 2021.0.0 release.

Summary

Load‑balancer configuration optimization

Gateway enhancements (Redis routing, HTTP/2, gRPC)

OpenFeign now supports @Cachable Developers can upgrade to this version to explore the new features and stay ahead in Spring Cloud development.