This software release notes document announces the release of Kitserver 13.1.0.0 on October 17, 2013 which supports the PES2013 demo and versions 1.00 and 1.01 of PES2013. It lists the modules implemented in the software release including afs2fs, afsio, speeder, lodmixer, sides, ballserv, fserv, and kserv. It credits the programming and game analysis work to juce, Robbie, and Jenkey1002 and notes the example ball is the Adidas Tango 12 by Dino.