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Gold Standard Audits. Summon our team of security experts to verify your system works as intended with the highest level of scrutiny. Track issues and resolutions, and interact directly with auditors for faster and more efficient communication. Request Audit.
OpenZeppelin Contracts helps you minimize risk by using battle-tested libraries of smart contracts for Ethereum and other blockchains. It includes the most used implementations of ERC standards.
An interactive smart contract generator based on OpenZeppelin Contracts.
Documentation. Explore our guides and examples to learn how to integrate OpenZeppelin security products with your project. Explore using OpenZeppelin. OpenZeppelin provides a complete suite of security products to adopt security best practices from the first line of code all the way to running your decentralized application on-chain.
Founded in 2015, OpenZeppelin is the world leader in securing blockchain applications and smart contracts. Its bedrock open source Contract Libraries are a public good and industry standard for smart contract development.
OpenZeppelin Contracts is a library for secure smart contract development. Plugins for Hardhat and Foundry to deploy and manage upgradeable contracts on Ethereum. Interactive smart contract generator based on OpenZeppelin Contracts. Upgradeable variant of OpenZeppelin Contracts, meant for use in upgradeable contracts.
A library for secure smart contract development. Build on a solid foundation of community-vetted code. Implementations of standards like ERC20 and ERC721. Flexible role-based permissioning scheme. Reusable Solidity components to build custom contracts and complex decentralized systems. Overview. Installation. $ npm install @openzeppelin/contracts.
Learn. Comprehensive guides for every step of your development journey. Setting Up a Node Project Install node, npm, and the basic libraries for web3 development. Developing Smart Contracts Write and compile your first Solidity contracts, using the building blocks from the OpenZeppelin Contracts library.
Oct 5, 2023 · OpenZeppelin Contracts 5.0 is the first major release of the Solidity library since 2021, allowing the team to modernize the library and improve efficiency while keeping state-of-the-art security practices.
Check out OpenZeppelin Defender — a mission-critical developer security platform to code, audit, deploy, monitor, and operate with confidence. Important. OpenZeppelin Contracts uses semantic versioning to communicate backwards compatibility of its API and storage layout.
