DanPie 

Package for easy data files (.json, .cfg, etc.) management. Documentation: https://github.com/DanyloSih/SimpleConfigs

A C# library that provides vital Steam Mobile Authenticator functionality. More: https://github.com/DanyloSih/DanPie.SteamAuthHelper

Extension for SimpleConfigs package. Give you abbility to easy create, read and update config files in json format. Documentation: https://github.com/DanyloSih/SimpleConfigs