A Santa animation, or any other animation for that matter, can be created by using the Jasc Animation Shop Pro software. There are also other products that one can create animations on.
Animation Nation was created in 2004.
Animation Magic was created in 1992.
Splendid Animation was created in 2001.
Sensation Animation was created in 2002.
Lucasfilm Animation was created in 2003.
Animation - album - was created in 1981.
Animation On Display was created in 2003.
Animation Kobe was created in 1996.
Nippon Animation was created in 1962.
Vanguard Animation was created in 2002.
Animation Academy was created in 1998.
Xyzoo Animation was created in 1991.