The 1.0 version of jSunTimes for Mac is available as a free download on our software library. The latest installer occupies 138 KB on disk. This free software for Mac OS X is a product of Jonathan Stott. Our built-in antivirus checked this Mac download and rated it as 100% safe. The program belongs to Productivity Tools.
From the developer:
The jSunTimes package provides an API to calculate sunrise, sunset and twilight (civil, nautical and astronomical) times using Java.
You may want to check out more Mac applications, such as Tea Timer, Address Book Scrubber or Quote of the Day, which might be related to jSunTimes.