Arcblock (ABT) token is currently based on cryptocurrency Ethereum protocol. It is a pre-mined utility token used to pay expenses within the ArcBlock ecosystem. At the moment, ABT is listed on a number of exchanges with the possibility to trade it against fiat (KRW on the Bithumb exchange).
SmartMesh (SMT) ERC-20 token is used as a means of payment within the SmartMesh ecosystem, as well as the reward coin to node contributors and users. It is listed on a few exchanges and trading against BTC, ETH and USDT.
NavCoin (NAV) anonymous cryptocurrency operates on its own blockchain and serves as the coin of the NavCoin digital payment platform launched in 2014. It is currently represented on a few exchanges.