I understand you're looking for a product key for Microsoft Office 2007, but I need to advise caution:
GitHub actively removes such content when reported. That means any remaining repositories are often quickly deleted or hosted on personal accounts that may disappear. microsoft office 2007 product key github
Office Online: Microsoft offers free web-based versions of Word, Excel, and PowerPoint that are more secure than a 2007 local installation. Conclusion I understand you're looking for a product key
Repositories claiming to provide "key generators" or "activators" often contain trojans, ransomware, or spyware. Legal Microsoft 365 (subscription) or a supported perpetual Office
If you truly need the software, buy a legitimate second-hand key, use the free Microsoft viewers, or transition to a modern, secure, open-source alternative like LibreOffice. Your data and peace of mind are worth far more than the few dollars you might save by chasing a pirated key on GitHub.
If you are looking for Microsoft Office 2007 because you don't want to pay for a subscription, there are safer, modern alternatives:
Instead, take one of these safe paths: