SushiSwap is a decentralized exchange protocol that emerged as a fork of UniSwap. The main difference being the SUSHI token which acts as a governance token and entitles holders to a percentage of the trading fees charged on the network. Both UniSwap and SushiSwap, use an automated market making (AMM) model, where liquidity providers add funds to liquidity pools. Unlike centralized, order book exchanges, token pairs are priced according to an equation in which multiplying the prices of the 2 tokens will always equal a constant.

Synthetix, previously known as Havven, is developing a decentralized exchange that will allow users to trade a variety of collateralized stablecoins and commodities. The Synthetix network is built on Ethereum, and is powered by the SNX token, which works together with the Synth token to provide traders with opportunities to buy and sell assets on the Ethereum blockchain, through a distributed collateral pool.

OmiseGO is an Ethereum-based financial network that enables greater inclusion and interoperability between blockchain projects. OmiseGo is building a decentralized cryptocurrency exchange that will facilitate real-time, peer-to-peer value exchange of fiat and crypto assets. Through the OMG wallet SDK, users can build or use compatible wallets to integrate with the network.
OMG is powered by their Plasma architecture and the OMG token. Their goal is to enable unlimited scalability to support greater transaction speed and higher trading volumes.