.VHDTST file extension

This is the basic program to work with .VHDTST extension

DXP 2004

DXP 2004 VHDL Testbench

.VHDTST extension is also supported by the following programs:

Altium Designer

Altium Designer VHDL Testbench

Leverages innovative technologies to help you focus less on the process.
Altium Designer Summer 08

Altium Designer Summer 08 VHDL Testbench

Lets you create your next-generation of electronic products.
DXP 2004 SP2

DXP 2004 SP2 VHDL Testbench

Altium Designer Winter 09

Altium Designer Winter 09 VHDL Testbench