OpenNMS is available for most RPM-based distributions through Yum. Quick-start instructions are available on the OpenNMS wiki here.

Stable: 14.0.2-1 Git Commit: 54d8e064b1efd2d1621ccc5ff103389d2b0be3c9

Stable Snapshots (Testing): 14.0.2-1 Git Commit: 54d8e064b1efd2d1621ccc5ff103389d2b0be3c9

Development Snapshots: 15.0.0-0.20141218.develop.134 Git Commit: c6fdd5889a67a5b42ca569a5f096e7f4b21f5fba

Obsolete: 1.12.9-2 Git Commit: 921c71c9b9069f4fcecb31b0726ce822e57b11ee