creativecommons 

https://creativecommons.org/choose/results-one?q_1=2&q_1=1&field_commercial=yes&field_derivatives=n&field_jurisdiction=&field_format=Text&field_worktitle=game+release+dates&field_attribute_to_name=&field_attribute_to_url=https%3A%2F%2Fwhenwill.net&lang=en_EN&language=en_EN&n_questions=3