From OpenNMS

Download the latest OpenNMS

• Released versions
  • Stable: 1.8.3
    • Download: source, binaries
    • Release Notes: HTML
    • Quick Start: [ RPM | Mandriva | Deb | Mac OS X | Win ]
  • Development: 1.9.0
    • Download: source, binaries
    • Release Notes: HTML
    • Quick Start: [ RPM | Mandriva | Deb | Mac OS X | Win ]
• Nightly snapshots (YUM and URPMI, ZIP file at end of list for all OS-es)
  • Future Stable: 1.8.4-SNAPSHOT
    • Download
    • Quick Start: [ RPM | Mandriva ]
  • Development (trunk): 1.9.1-SNAPSHOT
    • Download
    • Quick Start: [ RPM | Mandriva ]

For more information on installation and configuration, see Getting Started.