Microsoft Activation Scripts (MAS) is a free open-source activator for Windows and Microsoft Office. Supports Windows 7, 8.1, 10, 11, Server 2008-2025 and Office 2010-2024 including Microsoft 365 Apps, Visio and Project. Methods included: HWID (permanent digital license), Ohook (Office activation), TSforge (offline activation) and KMS38 (activation until 2038). No password required, no product key needed, fully safe and clean.