Cmas is a tiny Christmas tree with red and blue light bulbs blinking alternatively.

https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQIbqxu6rOQbI7k_iH0H2xHJyLl6N7oqv1RdKZWuO5i_842x0LVPcDVxjNMS0t2fMC7qfVArjl5YsFfFox0PqVvuBCM-eyqH3YPohFgFsb7K-cbo7ZdoRHWmmAkC6QpxMPa59zL_sktPc/s800-Ic42/Cmas.gif

Don’t want to buy a tree for Christmas, this would do. Maybe.

Cmas was created by Taylor Hoff, written in C++ under the GPLv3, currently git-08d594c (2015-05-31, post v1.0 (2015-05-26)).