Moodle 2.9 which is scheduled to be released in 4 weeks time from now, is now in the Quality Assurance (QA) testing cycle which is just started today.
In a recent announcement on Moodle.org, Helen Foster posted about the commencement of the QA testing from today onwards. The list of over 450 tests includes tests covering new features and improvements in Moodle 2.9 is planned to be completed in next 3 weeks.
If you can spare any time and would like to volunteer to help, please see the discussion Help needed with Moodle 2.9 QA testing for details of how you can be involved.
Moreover, you will also earn a Testers badge for contributing to the QA testing.