ER1 file editor Edit ER1 file online, for free

What is ER1 file?

ERWin is a software program that provides the ability to view, edit, and generate data from entity relationship diagrams. The ER1 file extension is one of the many file types that are created when this program is used. nThe ER1 file contains data about relationships in an entity relationship diagram. It includes what objects are connected and how they are connected.

ER1 Format details

Full Name ERWin Entity Relationship Diagram
Developer Computer Associates
Category Data Files

Programs, that can edit ER1 files

To edit a file with the ER1 extension, we usually need dedicated software. Each file format has data stored in a specific structure, so there is no single software that can edit ER1 files, as well as dozens of other file extensions.

Below you can find a list of software that can work with ER1 files. After installing the dedicated software, you can be sure that you will be able to edit your ER1 file. It's a safe method. Just remember to download your software from trusted sources.

ER1 Format details

ER1 File Editors

  • CA ERWin Data Modeler
  • 1 ER1 editors