stk-code/data/skins/peach/License.txt

friend.png, error.png, achievement.png - Licensed under CC-BY-SA 3.0 by Magne Djupvik (notification_backgrounds.xcf), 
    based on  cup_gold.png licensed under CC-BY-SA 3+ from Open Game Art (art by onyum.com, comissionned by Bart Kelsey)
    glass_section.png licensed under CC-BY-SA 3.0 Unported and main_about.png licensed under Creative-Commons BY-SA 3, By yeKcim (Anthony Carré)

This work is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported License.
To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/ or send
a letter to Creative Commons, 171 Second Street, Suite 300, San Francisco, California, 94105, USA.