Spring Tool Suite 是针对 Spring 集成开发工具，基于 Spring IDE ，提供了其它的一些特性，如基于 Spring dm Server 的 osgi 开发，及其它一些 Spring 项目的支持，如 Spring Roo、 Spring Batch 等。
Spring Tool Suite 3.9.1 更新如下：
updated to Eclipse Oxygen.1a release (https://www.eclipse.org/oxygen/noteworthy/)
includes support for JDK9 and JUnit 5 (https://www.eclipse.org/eclipse/news/4.7.1a/)
updated Spring Cloud CLI integration (switch to on-demand install)
experimental boot dashboard extension to inspect beans of running boot apps
refactoring support to convert application.properties to application.yml
a number of important bug fixes (organize imports shortcut is back, for example)
下载地址：
https://spring.io/tools/sts/all
来自:开源中国社区
