0x
0x provides flexible smart contracts to build decentralized exchanges and trading protocols.

What is 0x?
0x is a free-to-use exchange infrastructure provider, founded in 2017 by Will Warren, that offers powerful APIs for building financial apps on crypto rails. Its Swap API enables developers to embed crypto trading for millions of tokens with aggregated liquidity from 373+ exchanges, while the Gasless API removes gas friction from the trading funnel. 0x's open-source smart contracts enable direct, non-custodial wallet-to-wallet trading. The network is powered by nodes that host an off-chain order book, facilitating transactions using the ZRX token. To date, 0x has raised $109 million, with their most recent Series B of $70M from investors including Pantera Capital and Jump Crypto.
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App store listings are independently reviewed and written by Alchemy using a combination of inbound submissions, editorial research, public project sources, and third-party directories, including ecosystem data from The Grid under the Open Database License, DefiLlama, DappRadar, Reown, and chain ecosystem pages.
