alertR is an unified client/server based alerting system. Originally it was developed as an open source home security system, but soon it became apparent that it can be used in a great variety of scenarios where an alerting system is needed, for example as a simpler nagios to monitor the availability of a server/service.
Here a list of interesting usecases with alertR:
- Introducing alertR: Open-Source alerting system (with video)
- alertR: dbus and xbmc notification client (with video)
- alertR: rule engine (with video)
Here a list of useful documentations to start with/understand this project: