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

Stable: 15.0.0-1 Git Commit: 2f14e61edcd5aed8f8b8c1c5e7d332b2360ce049

Stable Snapshots (Testing): 15.0.0-1 Git Commit: 2f14e61edcd5aed8f8b8c1c5e7d332b2360ce049

Development Snapshots: 16.0.0-0.20150129.develop.181 Git Commit: 376ff508f1831e837ce0675ccce35a7cba2814ff

Obsolete: 14.0.3-1 Git Commit: 425a75486c321d7a6cd50421df1d8a007b5832c3