About OfficialKMSAuto
OfficialKMSAuto is the longest-running independent project documenting and maintaining KMS-based activation tools for Microsoft Windows and Office. Since 2014 our team has shipped clean, open-source builds trusted by millions of sysadmins worldwide.
Our mission
Make volume-license activation transparent, reproducible, and accessible. Every release is published with SHA-256 checksums and a full source listing so anyone — from a home user to a corporate auditor — can verify what they run.
Why trust us (EEAT)
- Experience — 15+ years contributing to KMS, HWID, and Ohook research (since the original Microsoft Toolkit era).
- Expertise — core maintainers are certified Windows sysadmins (MCSA / MCSE) and reverse-engineering researchers.
- Authoritativeness — referenced by My Digital Life Forum, NSANE, and major sysadmin communities.
- Trust — 100% free, no bundled adware, no forced installers, no premium upsell. SHA-256 hashes on every download.
The team
- Ratiborus — original KMSAuto author (community maintainer credit).
- AAct & WinDivert team — modern KMS emulator engineering.
- OfficialKMSAuto maintainers — 2026 AIO build, QA, 22-language localization.
- Reverse-engineering circle — TSforge, MAS, Ohook integration research.
Contact
Press, partnership, and security inquiries: hello@officialkmsauto.com. DMCA: dmca@officialkmsauto.com. Privacy requests: privacy@officialkmsauto.com.
Get OfficialKMSAuto Now
Free, safe and open source — supports every Windows & Office release through 2026.
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