DIAS stands for “Disability Impairment Approximation Simulator” and is a Netbeans IDE plugin. It approximately simulates the difficulties someone with vision and other impairments face when interacting with Java Swing GUIs.
TRMSim-WSN (Trust and Reputation Models Simulator for Wireless Sensor Networks) is a Java-based simulator aimed to test Trust and Reputation models for WSNs. It provides several Trust and Reputation models and new ones can be easily added.
JTossim is a Graphical User Interface (GUI) to TOSSIM, the TinyOS simulator. It allows to define simulation parameters (like radio settings and network topology) and provides different visualization of the results of simulations.