Subcategory: Operating Systems Directory / Video Games & Applications / Operating Systems List of niches of the subcategory operating systems of the category video games & applications of the web directory. Distribution (0) Free (0) Paid License (2) Open Source (0) Propietary Platform (2) Android (2) IOS (0) Tizen (0) Windows Mobile Subcategory (2) Massive Multiplayer Online (2) Multiplayer (2) One Player