Mixin (XIN) is an ERC-20 compliant utility token of the open Mixin messaging platform that serves for easy transfers of crypto. The token is available with a few exchanges.
As of now, Quantum Resistant Ledger (QRL) coin is represented on a few exchanges paired against BTC. Originally being an ERC-20 token, it switched to its own mainnet in 2018. The QRL claims to be the first decentralized cryptocurrency, that is resistant to both classical and quantum computing attacks.
Cindicator (CND) is the ERC-20 infrastructure token of an eponymous analytical platform. It can be found on several exchanges with cryptocurrencies as pairing options.