Vensim Help

BMP

BitMaP file. Used to store embedded bitmaps when a file is saved in .mdl format. The filenames are the same as the model name with numbers added.

DAT

DATa input file. This is a simple text file.

CIN

Constant INput file used to change Constants and Lookups in simulation (text file).

GIN

Gaming Input file use to change gaming variables when running games (text file).

CMD

CoMmanD file used to run a series of commands in batch mode (DSS only) (text file)

FRM

FoRM file used to tell Vensim how to import tab delimited and spreadsheet files.

LST

LiST file containing a set of variables to be saved either for a sensitivity simulation or to decrease the output size for large models.

MDL

MoDeL format file used to transfer Vensim models from one platform to another.

OUT

OUTput file from an optimization giving the best parameter results (Pro/DSS only text file).

PRM

PaRaMeter control file used to control optimizations.  The .prm extension is obsolete - see .vpd, .voc and .vsc.

REP

REPort file created when the payoff report option is selected (Pro/DSS only text file).

VCD

Vensim Custom Description file used to create a scripted Venapp (DSS only).

VCF

A binary  version of a .vcd file.

VDFX

Vensim Data Format file used to store simulation results and converted data. Binary file.

VDI

Vensim Data Input file used to query an ODBC connection for Constants and Data (DSS Only text file).

VDO

Vensim Data Output file used to output data to an ODBC connection (DSS Only text file).

VGD

Vensim Graph Definition file used to set up custom graphics.

VGF

A binary version of a .vgd file.

VOC

Vensim Optimization Control file. Used to specify how to optimize a model. This is a text file (Pro/DSS only).

VPD

Vensim Payoff Definition. Used to define the payoff for optimization (text file Pro/DSS only).

VMFX

Vensim Model Format file used to store models.  This is a binary file.

VPAX

Vensim Packaged Application containing a model and Venapp definition file (DSS only binary file).

VPMX

Vensim Packaged model containing a model and support files (binary file).

VSC

Vensim Sensitivity Control. Control file for doing sensitivity simulations (text file).

STS

Vensim Sketch ToolSet file.  A file containing a  Sketch toolset.

VTS

Vensim Analysis ToolSet file.  A file containing an Analysis toolset.