We welcome every contribution to the development of phpMyAdmin. You can check out all the possibilities to contribute in the `contribute section on our website <http://www.phpmyadmin.net/home_page/improve.php>`_.
Translations are very welcome and all you need to have are the language skills. The easiest way is to use our `online translation service <https://hosted.weblate.org/projects/phpmyadmin/>`_. You can check out all the possibilities to translate in the `translate section on our website <http://www.phpmyadmin.net/home_page/translate.php>`_.