Finally, we have updated all editions of DEVONthink as well as DEVONagent and DEVONnote for Mac OS X 10.5 Leopard. And, we have added a few more improvements and new features. Read the news or download the updates. These updates are strongly recommended for all users already working with Mac OS X 10.5 Leopard! Attention users of Mac OS X 10.3.9: All new releases require at least Mac OS X 10.4 or later!