Just the ones on DIBA.io. This should be much cheaper, more scalable, and more powerful, since it can execute all sorts of different contracts. The current LNP/BP specs define: RGB20: Fungible tokens RGB21: Non-fungible tokens RGB22: Decentralized identity RGB23: Ordered events RGB24: Decenralized DNS

The details for all of these are computed and kept off-chain, with only an on-chain cryptographic commitment to this data as it changes, so ownership can be verified and double-spend can be prevented.