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.
WAX is a purpose-built blockchain and protocol token designed to make e-commerce transactions faster, easier, and safer for all participants. The WAX Blockchain uses Delegated Proof of Stake (DPoS) as its consensus mechanism and is meant to be fully backward compatible with EOS. The custom features and incentive mechanisms developed by WAX are designed to optimize the blockchain's usability in e-commerce, and encourage voting on guilds and proposals.