By 2004 Avalon had grown into several subprojects which have since separated into the following: Excalibur: Apache Excalibur houses the Avalon 4.x framework, the Fortress IoC container, and several Avalon related components and utilities such as LogKit and the Cornerstone Component Collection.
到了2004年，Avalon已经成长为多个子项目： Excalibur：Apache Excalibur包含了Avalon 4.x Framework、Fortress IoC容器，和几个Avalon相关的组件和实用程序，例如LogKit和Cornerstone组件集合。