Released in 2014, Groestlcoin (GRS) cryptocurrency enables private and fast transactions. It is the first coin that activated Lightning Network and SegWit. You can buy GRS for both crypto and fiat currencies (USD, EUR, GBP, KRW). This cryptocurrency is listed on multiple exchanges.
Wanchain is a blockchain-based distributed superfinance marketplace. This is the definition that the developers whitepaper suggests. It is noteworthy that this loud name hides a really interesting filling. The Wanchain platform allows you to exchange digital assets between other blockchains. It uses the latest cryptographic theories to build a non-proprietary cross-chain and distributed ledger protocol that records both cross-chain and internal transactions.