.ER1 file extension

This is the basic program to work with .ER1 extension

PLATINUM ERwin ERX

The program works with the following extensions: er1

.ER1 extension is also supported by the following programs:

PLATINUM ERwin

ERwin Examiner ERwin File

ERwin Examiner is a database validation tool for data quality.

Logic Works ERwin ERX

Computer Associates ERwin ERwin File