Please see:
 * [http://www.w3.org/WAI/ Web Accessibility Iniative]
 * [http://www.microsoft.com/enable/ Microsoft Accessibility]
 * [http://www.ibm.com/able/ IBM Accessibility Center]
 * Google:accessibility

from [http://bbs.kldp.org/viewtopic.php?t=29829 "오픈소스 이제 윈도우를 배워라"]
 * GnomeKorea:GnomeUsability
 * GnomeKorea:Accessibility
 * http://www-3.ibm.com/ibm/easy/eou_ext.nsf/publish/558 IBM Easy of Use Guideline
 * [http://www.webstyleguide.com/index.html 예일 대학의 웹 스타일 가이드 라인]
 * [http://usability.gov/guidelines/ National Cancer Institute의 Research0based web design & usability guideline]
 * [http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnsiteplan/html/improvingsiteusa.asp MS의 web site usability and appeal]