Mavericks has been out for about two weeks now, long enough to get a sense of how Daylite does or doesn’t work on the new OS. Marketcircle today posted a knowledgebase article on issues with Daylite 4 on Mavericks; the bulk of these are related to CalDAV or DMA, but there don’t appear to be any showstoppers.

Daylite 3 on Mavericks is, as we already knew, unsupported.