ALinq.org
Freeware
An entity visual designer for ALinq. it's integrate with VS2008 and VS2010.
1
FlowVHDL
17
Freeware
This helps you to create a graphical documentation of your VHDL designs.
3
Prof. Dr. Albrecht Ditzinger
Freeware
This software can create CPLD and/or PLD designs in text or graphical version.
2
Green Mountain Computing Systems, Inc.
3
Commercial
It allows you to edit and simulate your VHDL design.