Ans : OpKey Recorder is an extension of Selenium IDE. To use, it you first open the url of your application, and then open the selenium ide for OpKey. And then you go to your test case in OpKey and click on record button. Whatever actions you will do on your web application they will be captured in the Selenium IDE for OpKey and at the same time in the test case for OpKey.   To know more, visit - https://opkey.com/user-guide/pages.php?subid=96&accordid=7&val=TEAM