GenValidator Description:

GenValidator is a COM
Component that implements a rule-based engine. It allows you to execute
generic validations against your data. Through a few simple methods you are
able to check whether complex rules evaluate to True or False. GenValidator
is the ideal component to use for validating all records in a database table
against rules specified in a rules table. You can add, remove or edit
business rules without the need of recompiling your code. GenValidator is
very fast, very easy and very cheap. Your are going to use GenValidator in
all your applications once you've discovered its power and ease.