Check out a nice set of 60 ornament trim brushes for ZBrush by Jonas Ronnegard.
This is a set of 60 Ornament trim brushes for ZBrush, all brushes use 2048×2048 16-bit alphas, PSD, Tiff, PNG alphas are also included. These brushes should also be able to be used in Substance painter in the close future, customers will get access to this automatically and will receive an email about it.
Commercial use of the Brushes/Alphas are permitted but the alphas or brushes themselves can not be sold or shared and must be embedded components in media such as a video game, movies etc.
You can get more details here.