I like this. If you need to know lunar calendar, you

This is very well designed, with luxury interface shown up when you click on the icon stay on the menu bar. You can select your festival data from 3 different areas: China, China Taiwan and China Hongkong.
I believe the author will put more functions like reminder, date calculator, solar <=> lunar date match and more. Just telll him what you want.
其实应该用中文写，不过也算是推广吧。真的很好，推荐使用。
也希望作者不断能改进。
感谢！

Zhendong XU about LunarCal