MySQL 5.1 in production already, then there is a use case competition that may interest you.The MySQL 5.1 series has a new release candidate:

• MySQL Server 5.1.28-rc

You can check the changes we made in detail here:

• http://dev.mysql.com/doc/refman/5.1/en/news-5-1-28.html

Of course, our list of open bugs for the upcoming 5.1.29 release is online as well:

• http://dev.mysql.com/doc/refman/5.1/en/open-bugs.html

We welcome and appreciate your feedback, bug reports, bug fixes,
patches etc.:

• http://forge.mysql.com/wiki/Contributing

We also have an use case competition that may interest you, if you are using MySQL 5.1 in production already.

Happy testing!