Interledger is a network of computers that enables the sending of value across independent payment networks. Similar to how the internet routes packets information, Interledger routes packets of value.
Interledger Protocol is not tied to a single company, blockchain, or currency and has multi-hop routing between multiple currencies and wallets.
The Interledger Protocol Suite is comprised of four layers:
Computers on the Interledger network are called nodes. Nodes can take one or more of the following roles:
There is a W3C unapproved draft based on it: https://w3c.github.io/webpayments/proposals/interledger/.
Original White Paper: https://interledger.org/interledger.pdf