Delphy is a mobile platform for prediction markets built on Ethereum as a DApp. In fact, it is a light Ethereum client running on mobile devices. Its born decentralization ensures that prediction markets are hard to manipulate or shut down, and there is no need to trust one single entity.
AirSwap is a decentralized token exchange based on the Swap protocol whitepaper. Swap provides a decentralized trading solution based on a peer-to-peer design. The design solves two problems encountered in a peer-to-peer trading environment: counterparty discovery and pricing suggestions.