C-Sim v.5.1 release contains the following parts:
All the program code in this C-Sim v.5.1 release is the C source code. It has to be compiled and built according to rules of C development environment at a destination computer system.
| Package | Unix | Windows |
| C-sim 5.2 | csim52.tgz | csim52.zip |
| C-sim 4.1 | csim41.tgz | csim41.zip |