Top 3 hwid open source projects

Microsoft Activation Scripts
A collection of scripts for activating Microsoft products using HWID / KMS38 / Online KMS activation methods with a focus on open-source code, less antivirus detection and user-friendliness.
hwid-checker-mg
hwid-checker-mg is simple, proof-of-concept, hardware id checker made in C++ that utilizes the SMBIOS/DMI standards to output information that's been described by the BIOS.
HWIDSpoofer
Yes, this is User Mode HWID spoofer that spoofes registry and volume ID and it was written on C#. I fully recoded this thing and now source code looks nice, things are easy to add and delete. Future support included and I have plans to improve this thing. Changes are NOT permanent EXCEPT volume ID spoof.
1-3 of 3 hwid projects