Acala is a cross-chain DeFi Hub and de facto stablecoin platform for Polkadot. It’s also a landing pad for Ethereum DeFi Dapps to get access to the Polkadot ecosystem and aggregated cross-chain liquidity like BTC. In terms of core offerings, Acala provides a set of DeFi products and primitives: multi-collateralized stablecoin using Bitcoin, DOT & other assets, a staking derivative Liquid DOT (LDOT) allowing users to stake while participating in other yield earning DeFi activities at the same time, and also a DeX that provides cross-chain unified liquidity.