Contracts Library

OpenZeppelin’s bedrock open-source contract Libraries are a public good and industry standard for smart contract development. OpenZeppelin’s professional expertise, with community-vetted code, gives users a trusted and solid foundation to work with.

Contracts Library

Since the early days of Solidity in 2016, OpenZeppelin Contracts has been the go-to library for smart contract development. Today, it is used by everyone from development teams of the largest projects transacting billions of dollars each day to individuals building blockchain applications.

The OpenZeppelin Security Audits

OpenZeppelin is dedicated to its clients, the security of their code, and instilling trust and confidence within their communities. With an elite team that combines unparalleled expertise in Ph. D.-level mathematics, cryptography, low-level EVM operations, and finance, they are the gold standard in securing the industry’s most complex and widely used projects. Talent—and the collaborative OpenZeppelin Security Audit approach—is why clients retain for multi-year relationships.

Additional tools by OpenZeppelin

• Defender