This project is to help people to track what exactly do those weird GUID means in SharePoint feature list. This could help when you try to upgrade your server farm and run pre-check tools, or try to identify whatever is installed on your SharePoint farm.
SharePoint Server 2010 Feature GUIDs (get-SPFeature)
If you have a GUID for a feature and cannot find it in the list, use Get-SPFeature -ID <guid> to look up the name.
How do you find this information in MOSS 2007?