# CheckMate ## Overview

If you are using an Okapi Tool after the M9 release, you should be using the wiki online help:
http://www.opentag.com/okapi/wiki/index.php?title=CheckMate

CheckMate is a Java application that perform various quality checks on bilingual/multilingual translated documents.

CheckMate and the all the components of the Okapi Framework are free and open-source.The application runs on top of Java (version 1.6 and higher) and runs on any platform where SWT is supported, including the Windows, Linux and Macintosh systems.

To get started with CheckMate, please read:

- How to Use CheckMate
- Main Window