Linksys Syslog captures the snmptrap messages from a Linksys router and saves these to syslog. This daemon is very small and robust.
Nagios SpeedView is a realtime Nagios status viewer for Nagios version 1.x. It is a client/server-based system where the server pushes data directly to a cross-platform viewer.
Standards-compliant Java persistence via JDO/JPA/REST and RDBMS/db4o/Excel/LDAP.
A lightweight Emacs clone.