The latest version of SCS is 2.2 and can be downloaded from one of the following links:


  • Windows 98/2000/2003/XP or Linux/Unix
  • Java Development Kit (JDK) 1.6.x or greater. The latest version can be downloaded from
  • The JAVA_HOME environment variable must be set to the directory where the JDK was installed.
  • Matlab ( must be installed in order to simulate models with submodules of type NslMatlabModule. (optional)


The installation guide describes how to use the GUI installer for SCS.

User Manual

As part of the NSL documentation, the SCS User Manual provides a description of each component tool of the Schematic Capture System, as well as a walkthrough of an example usage scenario.


The Maximum Selector model opened in SCS.

Various types of graphical outputs for simulated models.


If you have sufficient permissions, you can browse the source code.