:virgo-name: Virgo
:version: 3.7.0.RC01

:umbrella-virgo-name: Eclipse Virgo
:tomcat-product-name: Virgo for Apache Tomcat
:tomcat-product-name-short: VTS
:jetty-product-name: Virgo Jetty Server
:jetty-product-name-short: VJS
:kernel-product-name: Virgo Kernel
:kernel-product-name-short: VK
:nano-product-name: Virgo Nano
:nano-product-name-short: VN
:user-guide: http://www.eclipse.org/virgo/documentation/virgo-documentation-{version}/docs/virgo-user-guide/html/index.html[User Guide]
:tooling-guide: http://www.eclipse.org/virgo/documentation/virgo-documentation-3.6.4.RELEASE/docs/virgo-tooling-guide/html/index.html[Tooling Guide]

:gemini-blueprint-guide: https://www.eclipse.org/gemini/blueprint/documentation/reference/2.0.0.RELEASE/html/index.html[Eclipse Gemini Blueprint Reference Guide]

:spring-framework-version: 4.2.9.RELEASE

:homepage: https://www.eclipse.org/virgo
:ebr: http://www.eclipse.org/ebr[EBR]

:imagesdir: assets/images

anchor:prerequisites-references[Prerequisites]

== Prerequisites

=== Runtime Environment
{virgo-name} requires Java SE 7 or later to be installed. Java is available from
http://www.oracle.com/technetwork/java/javase/downloads/index.html[Oracle] and elsewhere.

=== References

To make effective use of the {tomcat-product-name}, you should also refer to the following:

* {user-guide}
* {tooling-guide}
* https://www.osgi.org/developer/specifications/[Blueprint Container Specification](in the OSGi 4.2 and 5.0 Enterprise Specifications)
* https://docs.spring.io/spring/docs/{spring-framework-version}/spring-framework-reference/[Spring Framework {spring-framework-version} Reference Documentation]