ACLAnalyser is a powerful tool to validate, verify and debug a MAS (Multi Agent Systems). ACLAnalyser sniff all messages exchanged between agents in a MAS, store them in a data base, and recover them later to get interesting information.
Palamedes is a plugin that enables users to use Eclipse for Game Description Language (GDL) development, making Eclipse a first class GDL IDE. It comes with many goodies such as syntax highlighting, knowledge base analysis, debug and many other.
JSoccerLab provides an advanced Integrated Development Environment (IDE) for RoboCup 3D Soccer Simulation developers. It helps developers to debug, and visualize what agents think. Also it is able to connect to 3D-Soccer Server as a monitor.