Can I add other third-party driver into DriverPack Solution?

[danfong]

I found that DriverPack Solution's drivers do not seem enough. Can I add other third-party driver into DriverPack Solution? Where can I find even better drivers than DriverPacks.net?

[QuarQ]

 Can I add other third-party driver into DriverPack Solution? 

yes of course!

[danfong]

yes of course!

Thank for your reply.
Where can I find better drivers than DriverPacks.net?