Integrated Development Environment (IDE) for learning HDL
GeckoCIRCUITS is THE circuit simulator for modeling power electronics
RSSceSim - Reputation System Scenario Simulator
Allows you to build your own circuits and test them
A Simulator for AWA in GMAT Exam (Win and Mac)
The Future of the Java Circuit Simulator
A free automata simulator that simulates DFA/NFA/DPDA/NPDA/STM
Virtual paper folding program
Simulate high power rocket flights with splash down plots
Simulador Educacional de Circuitos Digitales
Graphical out-of-order CPU simulator
A free chicken genetics simulator
A DLX/MIPS processor simulator
SW2PSA (Stop & Wait and Sliding Window Protocol Simulator and Animator
A quantum circuit simulator written in Scala