• "HTML5 Logo" by W3C, used under CC-BY
• "The ASF feather" by Apache Software Foundation, used under the Apache License
• "Debian Logo" by Debian, used under the Debian Open Use Logo License
• "Silk Icons" by famfamfam.com, used under CC-BY
• "HTML5 Boilerplate" by Paul Irish & Divya Manian, based on
  • Modernizr: MIT/BSD license
  • jQuery: MIT/GPL license
  • DD_belatedPNG: MIT license
  • YUI Profiling: BSD license
  • HTML5Doctor CSS reset: Public Domain
  • CSS Reset Reloaded: Public Domain
  • and other public domain components
• "Galleria" by Aino, used under a MIT license
• "Mac OS X style icons" by Artua, free for non-commercial use
• "socialshareprivacy" by heise, used under the MIT license