OpenZeppelin

About OpenZeppelin

OpenZeppelin is the security standard onchain finance is built on. Since 2015, we've secured more than $35 trillion in value transferred for the institutions and innovators shaping global finance. For a decade, OpenZeppelin has been the trusted security partner for the organizations bringing real value onchain, such as DTCC, Fidelity Digital Assets, WisdomTree, Coinbase, Uniswap, Aave, the Ethereum Foundation, Stellar, and more. We deliver continuous security across architecture, build, security evaluation, and ongoing support, combining world-class researcher expertise with AI-native workflows. OpenZeppelin Contracts is the industry standard smart contract library, used to build 10 of the top 10 tokenized money market funds and 9 of the top 10 stablecoins by market cap. Our security services have delivered 900+ security engagements and surfaced 10,000+ vulnerabilities across the most critical onchain infrastructure, with more than $250 billion in onchain value secured.