Excalibur Operating System, which will solve the issue of mining as it has built-in mining management feature so user can mine cryptocurrency by their own, It also solves the problem of Viruses and Data Theft by its unique method of data security system, and additionally it solves second major issue of System users in which the users can now experience different platforms application on Excalibur, which means application files from major OS will be supported by Excalibur Operating System. It also has the feature of Blockchain based Mining Management System, in which user can mine, trade & user can add their own script of tokens.