Jact is a tool to provide severval ways of configurating the Asterisk PBX. It's base upon UML2 models of the configuration files. The goal is to get a functional description of all configuration elements around the Asterisk.
pansa is a graphical tool to monitor an Asterisk software PBX system. It uses the manager API provided by asterisk to display a visual representation of various function of the Asterisk software PBX.