XTide for OS X is a port of the interactive interface of XTide: Harmonic tide clock and tide predictor for Unix.
Latest version is 0.3b, as of June 14, 2009. It now works with Mac OS X 10.3-10.5.
The program can be downloaded here. The latest harmonics file (harmonics-dwf-20060708.tcd) and WVS files are included. (See XTide Downloads)
The source files and XCode project here.
Station list appears in a drawer
Tide graph
Preferences
For more information contact Lee Ann Rucker, lrucker@mac.com