Turkish People Identity Number Online and Offline Validator in .Net
You can validate online and over api's, or validate offline.
Easily can validate Native and Foreigners ID number
Usage for online validation:TC_Online_Validator _Validator = new TC_Online_Validator();
var result = _Validator.ValidateForeigner(99999999999, "NAME", "LASTNAME", 1992, 01, 01);
TC_Offline_Validator _Validator = new TC_Offline_Validator();
var result = _Validator.Validate(99999999999);
Just clone the project, and Build and add .dll file to your project :)