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2.2.x 分支
适配 Spring Boot 为 2.4，Spring Cloud Hoxton 版本及以下的 Spring Cloud Alibaba 版本按从新到旧排列如下表（最新版本用*标记）：
| Spring Cloud Alibaba Version | Spring Cloud Version | Spring Boot Version |
|---|---|---|
| 2.2.10-RC2* | Spring Cloud Hoxton.SR12 | 2.3.12.RELEASE |
| 2.2.10-RC1 | Spring Cloud Hoxton.SR12 | 2.3.12.RELEASE |
| 2.2.9.RELEASE | Spring Cloud Hoxton.SR12 | 2.3.12.RELEASE |
| 2.2.8.RELEASE | Spring Cloud Hoxton.SR12 | 2.3.12.RELEASE |
| 2.2.7.RELEASE | Spring Cloud Hoxton.SR12 | 2.3.12.RELEASE |
| 2.2.6.RELEASE | Spring Cloud Hoxton.SR9 | 2.3.2.RELEASE |
| 2.2.1.RELEASE | Spring Cloud Hoxton.SR3 | 2.2.5.RELEASE |
| 2.2.0.RELEASE | Spring Cloud Hoxton.RELEASE | 2.2.X.RELEASE |
| 2.1.4.RELEASE | Spring Cloud Greenwich.SR6 | 2.1.13.RELEASE |
| 2.1.2.RELEASE | Spring Cloud Greenwich | 2.1.X.RELEASE |
| 2.0.4.RELEASE(停止维护，建议升级) | Spring Cloud Finchley | 2.0.X.RELEASE |
| 1.5.1.RELEASE(停止维护，建议升级) | Spring Cloud Edgware | 1.5.X.RELEASE |
组件版本关系
每个 Spring Cloud Alibaba 版本及其自身所适配的各组件对应版本如下表所示：
| Spring Cloud Alibaba Version | Sentinel Version | Nacos Version | RocketMQ Version | Dubbo Version | Seata Version |
|---|---|---|---|---|---|
| 2.2.10-RC2 | 1.8.6 | 2.2.0 | 4.9.4 | ~ | 1.6.1 |
| 2.2.10-RC1 | 1.8.6 | 2.2.0 | 4.9.4 | ~ | 1.6.1 |
| 2.2.9.RELEASE | 1.8.5 | 2.1.0 | 4.9.4 | ~ | 1.5.2 |
| 2.2.8.RELEASE | 1.8.4 | 2.1.0 | 4.9.3 | ~ | 1.5.1 |
| 2.2.7.RELEASE | 1.8.1 | 2.0.3 | 4.6.1 | 2.7.13 | 1.3.0 |
| 2.2.6.RELEASE | 1.8.1 | 1.4.2 | 4.4.0 | 2.7.8 | 1.3.0 |
| 2.2.3.RELEASE or 2.1.3.RELEASE or 2.0.3.RELEASE | 1.8.0 | 1.3.3 | 4.4.0 | 2.7.8 | 1.3.0 |
| 2.2.1.RELEASE or 2.1.2.RELEASE or 2.0.2.RELEASE | 1.7.1 | 1.2.1 | 4.4.0 | 2.7.6 | 1.2.0 |
| 2.2.0.RELEASE | 1.7.1 | 1.1.4 | 4.4.0 | 2.7.4.1 | 1.0.0 |
| 2.1.1.RELEASE or 2.0.1.RELEASE or 1.5.1.RELEASE | 1.7.0 | 1.1.4 | 4.4.0 | 2.7.3 | 0.9.0 |
| 2.1.0.RELEASE or 2.0.0.RELEASE or 1.5.0.RELEASE | 1.6.3 | 1.1.1 | 4.4.0 | 2.7.3 | 0.7.1 |