Pulster is an application to simulate ultrafast laser systems. It can predict the pulse width and shape, and it's transient behavior in a mode-locked laser. Features include
Graphical user interface
Math interpreter for processing
Octave interface for data analysis
Altering of simulation parameters in the running simulation
A beta version for windows is available for download. Please note that the provided version is an early beta and is not fit for anything but previewing the final application features.