title: Korean Open Access License
text: # Korean Open Access License
  
  Korean Open Access License (KOAL; Korean: 정보공유라이선스; Hanja: 情報共有라이선스) is a copyleft license developed by IPLeft in South Korea based on South Korean law, which enable authors to give different kind of permission to others.
  
  ## Types
  
  There are four types of license in KOAL 2.0:
  
  * Permissive: No restriction on purpose of usage and derivative works. (known as Commercial-Derivative works in 1.0)
  * NoCommercial: Cannot be used in for-profit purpose. No restriction on derivative works. (known as NoCommercial-Derivative works in 1.0)
  * NoDerivatives: No restriction on purpose of usage. No derivative works allowed. (known as Commercial-NoDerivatives in 1.0)
  * NoCommercial-NoDerivatives: Cannot be used in for-profit purpose. No derivative works allowed. (known as NoCommercial-NoDerivatives in 1.0)
  