In the SteamWorks documentation has always been clearly regulated which prerequisites Publisher and developers must fulfill so they may offer their games on Valves distribution platform Steam . For a long time, the list of content that is not allowed was from the following twelve points: What you should not publish on Steam: Language, hatred, violence or discrimination of groups or persons due to ethnic origin, religion, gender, age, disability or sexual orientation 2. Explicit sexual representation of real persons. 3. Non-youth free content, if these are not characterized by adequate age restrictions 4. Insulting or defamatory statements 5. Content whose owners are not or for which they do not have the necessary rights 6. Content violating laws of jurisdiction in which the content is available 7. Content, which are obviously offensive or intend to shock or replace viewers 8. Content, the child maltreatment of any kind 9. Applications that modify customers to unexpected o...