Being originally based on the Ethereum blockchain, the Enigma (ENG) token has moved to the network’s own mainnet in 2019. As an ERC-20 token, it still can be traded on a number of exchanges against major crypto coins.
Santiment Network Token (SAN) is an ERC-20 utility token of the Santimet market research network. The token is listed on a few exchanges with the possibility to trade it against USD.
DeepBrain Chain (DBC) token is based on cryptocurrency NEO protocol. The token trades on the number of exchange paired with major cryptos. The ICO was conducted in late 2017.