ArchiSteamFarm (ASF) is a versatile C# application designed for farming Steam trading cards from multiple accounts simultaneously without requiring the Steam client. It supports unlimited accounts, operates on servers or desktop-less machines, and is compatible with Windows, Linux, and macOS via .NET Core. Key features include automatic card farming, offline mode, SteamGuard and 2FA support, trade management, and a plugin system for customization. ASF ensures VAC-free operation, prioritizes security, and offers advanced functionalities like key redemption, gift acceptance, and chat logging. It’s a powerful tool for Steam users seeking efficiency and flexibility in managing their accounts.