NetBeans 6.5 comes with Subversion integration built-in. To make the integration work, you need to download and install a Subversion command line client. Sun and CollabNet partner to give you easy access to client-only CollabNet Subversion installers on common platforms. CollabNet Subversion binaries are compiled from the open source code and certified by CollabNet.
Sun Developer Services - When You Need Dedicated Help
Sun Microsystems offers three support programs for the NetBeans IDE:
Sun Developer Expert Assistance - Get answers from the source with Sun Developer Expert Assistance. This dedicated online support service for developers provides technical assistance for code support, programming questions, and diagnostic advice to identify cause of issue that may include:
Sanity Checks
Code level support
Best practice guidance
Workarounds when available
How to's and Best Practice guidance
Sun Software Service Plans – Telephone product support, Standard level 12x5, Premium level 24x7. This plan also provides the latest patches, diagnostic tools, updates, and product defect escalation. Sold per developer.