.HSD file extension

This is the basic program to work with .HSD extension

HeroStats HeroStats Data File

HeroStats is a statistical analyzer for the game City of Heroes. HeroStats runs alongside City of Heroes and monitors your hero’s progress in game. It pulls information directly from City of Heroes to generate many statistics about your hero’s performance... (more)

The program works with the following extensions: hsd

.HSD extension is also supported by the following programs:

Hullspeed

Lets you estimate the resistance and power requirements for any Maxsurf design.

HeatSinkDesigner HeatSinkDesigner files

A thermal tool that focuses on finding the best cooling solution.