## What Is OpenOcean? [OpenOcean](https://coinmarketcap.com/currencies/openocean/) is a [decentralized exchange](https://coinmarketcap.com/alexandria/glossary/decentralized-exchange-dex) (DEX) aggregator. It sources liquidity from different [DeFi](https://coinmarketcap.com/alexandria/glossary/defi) markets and facilitates [cross-chain](https://coinmarketcap.com/alexandria/glossary/cross-chain) swaps. Thanks to its routing algorithm, the aggregator finds the most attractive prices from various exchanges and provides traders with low [slippage](https://coinmarketcap.com/alexandria/glossary/slippage) and fast [settlement](https://coinmarketcap.com/alexandria/glossary/settlement). Since the aggregator is free of charge, users only pay the gas and exchange fees on the respective blockchains, though nothing to OpenOcean itself. The protocol collects data from major decentralized and [centralized exchanges](https://coinmarketcap.com/alexandria/glossary/centralized-exchange-cex). It also sources liquidity from [Ethereum](https://coinmarketcap.com/currencies/ethereum/) and [layer-two](https://coinmarketcap.com/alexandria/glossary/layer-2) solutions like [Arbitrum](https://coinmarketcap.com/alexandria/article/what-is-arbitrum-the-ultimate-guide-to-the-arbitrum-ecosystem) and [Optimism](https://coinmarketcap.com/alexandria/article/what-is-optimism-the-ultimate-guide-to-the-optimism-ecosystem), as well as other blockchains like [BNB Chain](https://coinmarketcap.com/currencies/binance-coin/), [Polygon](https://coinmarketcap.com/currencies/polygon/), [Avalanche](https://coinmarketcap.com/currencies/avalanche/), [Solana](https://coinmarketcap.com/currencies/solana/), and others. The protocol continues expanding to other chains to meet the needs of its community. Users can place [limit orders](https://coinmarketcap.com/alexandria/glossary/limit-order) and engage in [liquidity providing](https://coinmarketcap.com/alexandria/glossary/liquidity-provider-tokens-lp-tokens). Moreover, it aggregates [derivative](https://coinmarketcap.com/alexandria/glossary/derivative) products and aims to release its wealth management services. An API and [arbitrage](https://coinmarketcap.com/alexandria/glossary/arbitrage) tools serve for automated trading strategies. The exchange’s vision is to build a crypto-only trading aggregator with increased capital efficiency, connecting the currently fragmented DeFi and CeFi markets. This shall allow each investor (despite their size or affiliation) to trade at the best prices and apply their investment strategies across the cryptocurrency markets. A future SaaS tool will provide automated arbitrage strategies and grid trading across centralized and decentralized exchanges to achieve that goal. ## Who Are the OpenOcean Founders? The OpenOcean founders are anonymous and work according to the decentralized ethos of the exchange, which is open-source and has been [audited](https://coinmarketcap.com/alexandria/glossary/audit) by security firms like Certik. ## When Did OpenOcean Launch? OpenOcean launched in July 2021. ## Where Is OpenOcean Located? With no centralized leadership heading the project, there is no headquarter or central location from where the exchange operates. ## OpenOcean Restricted Countries At the time of writing, there is no information about restricted countries on this exchange. ## OpenOcean Supported Coins List OpenOcean has integrated more than 16 blockchains and includes [EVM](https://coinmarketcap.com/alexandria/glossary/ethereum-virtual-machine-evm)-compatible and non-EVM-compatible chains. It thus supports almost all relevant cryptocurrencies. ## How Much Are OpenOcean Fees? There are no fees on this exchange. Users only have to pay the gas fees and exchange fees from the different platforms used by the aggregator. For token swaps through the liquidity pools, a flat 0.2% fee is charged, with 0.15% going to liquidity providers and 0.05% to the treasury. ## Is It Possible To Use Leverage or Margin Trade on OpenOcean? OpenOcean does not offer [leverage](https://coinmarketcap.com/alexandria/glossary/leverage) or [margin trading](https://coinmarketcap.com/alexandria/glossary/margin-trading).