Ren is an open protocol that enables the movement of assets between blockchains, enabling the wider blockchain space to take advantage of the passive income opportunities in DeFi on the Ethereum blockchain. Read more about how Ren works here.
Linkswap's Ren integration now allows the burning and minting of the following coins and and their wrapped counterparts:
BTC <> renBTC DOGE <> renDOGE BCH <> renBCH ZEC <> renZEC FIL <> renFIL DGB <> renDGB LUNA <> renLUNA
You can read the integration announcements here: