3rd party - but free is typically not possible unless its a small test sample
https://www.lucid8.com/
https://www.stellarinfo.com/gdc/edb-pst-converter.php?gclid=Cj0KCQjw7MGJBhD-ARIsAMZ0eesCIJEk_TieFS8RLcFFqrDsvP7uogDVLQ069N9wBrIDmyJ3p91BKVoaApT_EALw_wcB
You can download and see how much it lets you convert...