CollabNet Subversion is a distribution of Subversion with added-value for enterprise deployments, including:
CollabNet Subversion provides a unified environment to successfully deploy Subversion at our company. Because our support staff is very familiar with the CollabNet Subversion distribution, CollabNet offers a discount on support contracts for CollabNet Subversion. The binaries of CollabNet Subversion are compiled from the open source code and are compatible with other Subversion binaries.