Thank YOU!


..for considering a checksum license. Your support keeps this software (as well as me, my family and hard work) fresh and alive!

checksum is now free for personal use. Thanks for all your support over the years. See the link below for the FREE license generator.

Welcome to corz.org!

I'm always messing around with the back-end.. See a bug? Wait a minute and try again. Still see a bug? Mail Me!