列表：
- Java SE Development Kit
- OpenJDK
- Alibaba Dragonwell
- AdoptOpenJDK
- OpenJ9
Java SE Development Kit
Java Platform, Standard Edition 8
Java Platform, Standard Edition 11
Java Platform, Standard Edition 16
支持OS：
Windows、Linux、MacOS、Solaris
支持计算机架构：
aarch64、X64、i586、arm32-vfp-hflt、sparcv9
OpenJDK
JDK 6
JDK 7
JDK 7 Updates
JDK 8
JDK 8 Updates
JDK 9
JDK (… 16, 17, 18)
支持OS：
Windows、Linux、MacOS
Alibaba Dragonwell
Alibaba Dragonwell 会针对 Long Term Support(LTS) 提供 Java 8 和 Java 11两个版本
阿里巴巴提供季度更新，Java8 更新至少到 2023 年 6月，Java11 更新至少到 2024 年 6月
博文：
Alibaba Dragonwell 是一款免费的, 生产就绪型Open JDK 发行版，提供长期支持，包括性能增强和安全修复。
Alibaba Dragonwell作为Java应用的基石，支撑了阿里经济体内所有的Java业务。Alibaba Dragonwell完全兼容 Java SE 标准，您可以在任何常用操作系统（包括 Linux、Windows 和 macOS）上开发 Java 应用程序， 运行时生产环境选择Alibaba Dragonwell。
AdoptOpenJDK
AdoptOpenJDK uses infrastructure, build and test scripts to produce prebuilt binaries from OpenJDK™ class libraries and a choice of either OpenJDK or the Eclipse OpenJ9 VM.
6th March 2021 AdoptOpenJDK is moving to the Eclipse Foundation!
注，从 https://spring.io/ 得知了这个 JDK。
支持OS：
Linux, Windows, maxOS, AIX
支持计算机架构：
OpenJ9
Optimized to run Java™ applications cost-effectively in the cloud, Eclipse OpenJ9 is a fast and efficient JVM that delivers power and performance when you need it most.
Eclipse OpenJ9 is a high performance, scalable, Java virtual machine (JVM) implementation that represents hundreds of person-years of effort. Contributed to the Eclipse project by IBM, the OpenJ9 JVM underpins the IBM SDK, Java Technology Edition product that is a core component of many IBM Enterprise software products. Continued development of OpenJ9 at the Eclipse foundation ensures wider collaboration, fresh innovation, and the opportunity to influence the development of OpenJ9 for the next generation of Java applications.
参考资料：
1、除了Oracle JDK，我们还有哪些选择？
https://segmentfault.com/a/1190000016526240
2、重磅！阿里推出国产开源的jdk！
https://blog.csdn.net/chendasheng/article/details/107054175
3、什么是JDK，举出几个公司开发的JDK
https://www.jobui.com/mianshiti/it/java/7673/