OS X Mavericks App Compatibility?
RoaringApps.com provides a compatibility list for multiple versions of OS X. You can search for an application by name or compatibility status, to quickly scan for apps that are known to be incompatible.




Apps can be submitted by users, and also includes iOS compatibility if applicable.



You can also check for feature support, to see if apps contain the latest features available in the new OS, such as iCloud Keychain and App Nap.