Spring Boot 2.0.0.M3 requires Java 8 and Spring
Framework 5.0.0.RC3 or above. Explicit build support is provided for Maven
(3.2+), and Gradle 3 (3.4 or later).
9.1 Servlet containers
The following embedded servlet containers are supported out of the box:
Name
Servlet Version
Tomcat 8.5
3.1
Jetty 9.4
3.1
Undertow 1.3
3.1
You can also deploy Spring Boot applications to any Servlet 3.0+ compatible container.