Build Secure Smart Contracts in Solidity

OpenZeppelin is a battle-tested library of reusable smart contracts for Ethereum and other blockchains.

bash
vim ExampleToken.sol

Reduce the risk of vulnerabilities in your applications by using standard, tested, community-reviewed code.



Onboard

Focused on security

Using industry standard contract security patterns and best practices.

Payment

Modular approach

Simple code, only basics. Easy collaboration and auditing.

Employee

Open source

Community driven. Used by multiple organizations and individuals.

$4.5 billion

worth of digital assets powered by OpenZeppelin smart contracts


OpenZeppelin runs on any EVM compatible blockchain, including

Ethereum-classic-logo Ethereum-logo Rootstock-logo