Sipana is a distributed SIP monitoring tool to monitor the SIP signaling behavior using sequence diagrams and providing SIP end-to-end performance metrics through a centralized Web interface. For more information please visit http://sipana.org/
The RTP Monitor discovers RTP flows, used by Internet phone applications, and monitors their QoS metrics, observing the interference caused by traffic congestion. It uses distributed collecting agents and provides feedback about the quality in the calls.
Argaut XDBAudit 1.8.3 scans corporate networks for Oracle and Microsoft SQL Server databases, collecting usage statistics and license related inventory audit information, including infrastructural metadata relating to capacity and performance metrics.
OpenTNF is a system-level tracing facility for capturing and presenting diagnostic information and performance metrics. Linux/Intel (kernel 2.2.x) is the initial target platform. The OpenTNF project is seeking developers for ports to other platforms.
Monitoring tool with support to Websites, RSS, Webservices and Databases. Has notifications by email and RSS and you can access metrics like availability, latency and load time by a web-based GUI. Runs standalone with an embedded HTTP server.