.ATD

.ATD file extension

This is the basic program to work with .ATD extension

AlphaCAM

AlphaCAM Alphacam Turning Drawing

The program works with the following extensions: atd, asd, aem, ald, aeb, atb, atm, arb, arm, asm and alb

.ATD extension is also supported by the following programs:

AniTuner

AniTuner AniTuner Cursor Disassembly File

A free program to easily create, edit and convert personalized animated cursors.
Agelong Tree

Agelong Tree Agelong Tree database

Is a functional program for building and printing family trees.
Eureka's Family Tree

Eureka's Family Tree Eureka's Family Tree database

Eureka's Family Tree can help you keep track of your family’s history.