It's pretty easy, most commercial DLLs are signed, and most open source projects that aren't simply get compiled from source. MSI makes it super simple to add a

It's pretty easy, most commercial DLLs are signed, and most open source projects that aren't simply get compiled from source. MSI makes it super simple to add as DLL to the GAC. You do need versioning support in your DLLs but once you have the infrastructure in place it's not a big deal.