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@OpenZeppelin

OpenZeppelin

The standard for secure blockchain applications
README.md

Welcome to the OpenZeppelin GitHub 👋

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Explore Popular Repositories

Getting Started & Resources

  1. Documentation: learn how to integrate our libraries and tools into your project.
  2. Forum: ask questions, share insights, and get help from our community.
  3. Security Center: all the security details you need to know about OpenZeppelin Contracts
  4. Dune Dashboard: real-time metrics and usage data for OpenZeppelin Contracts across various chains.

Stay Connected

  • X: Follow us for the latest announcements and updates.
  • Blog: Dive deeper into our latest articles, security best practices, and community updates.
  • Careers: Want to buld and secure open-source tools and protocols that protect the open economy? We’re hiring!

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  1. openzeppelin-contracts openzeppelin-contracts Public

    OpenZeppelin Contracts is a library for secure smart contract development.

    Solidity 25.7k 12k

  2. openzeppelin-contracts-upgradeable openzeppelin-contracts-upgradeable Public

    Upgradeable variant of OpenZeppelin Contracts, meant for use in upgradeable contracts.

    JavaScript 1.1k 456

  3. openzeppelin-upgrades openzeppelin-upgrades Public

    Plugins for Hardhat and Foundry to deploy and manage upgradeable contracts on Ethereum.

    TypeScript 643 277

  4. ethernaut ethernaut Public

    Web3/Solidity based wargame

    Solidity 2.1k 721

  5. cairo-contracts cairo-contracts Public

    OpenZeppelin Contracts written in Cairo for Starknet, a decentralized ZK Rollup

    Rust 862 387

  6. rust-contracts-stylus rust-contracts-stylus Public

    A library for secure smart contract development written in Rust

    Rust 115 54

Repositories

Showing 10 of 142 repositories
  • ethernaut-leaderboard Public
    OpenZeppelin/ethernaut-leaderboard’s past year of commit activity
    JavaScript 14 MIT 45 1 3 Updated May 1, 2025
  • contracts-wizard Public

    Interactive smart contract generator based on OpenZeppelin Contracts.

    OpenZeppelin/contracts-wizard’s past year of commit activity
    TypeScript 257 AGPL-3.0 163 15 (4 issues need help) 17 Updated May 1, 2025
  • openzeppelin-community-contracts Public

    Solidity library of smart contracts from the OpenZeppelin Community

    OpenZeppelin/openzeppelin-community-contracts’s past year of commit activity
    Solidity 52 MIT 16 6 22 Updated May 1, 2025
  • defender-client Public

    Monorepo for all defender-client npm packages

    OpenZeppelin/defender-client’s past year of commit activity
    TypeScript 58 MIT 49 12 130 Updated May 1, 2025
  • minimal-rollup Public

    A minimal based rollup implementation that is easy to understand and extend

    OpenZeppelin/minimal-rollup’s past year of commit activity
    Solidity 33 MIT 6 18 18 Updated May 1, 2025
  • taiko-mono Public Forked from taikoxyz/taiko-mono

    Taiko Alethia based rollup protocol 🥁

    OpenZeppelin/taiko-mono’s past year of commit activity
    Svelte 0 MIT 2,391 0 1 Updated May 1, 2025
  • openzeppelin-monitor Public

    A blockchain monitoring service that watches for specific on-chain activities and triggers notifications based on configurable conditions.

    OpenZeppelin/openzeppelin-monitor’s past year of commit activity
    Rust 47 AGPL-3.0 9 2 15 Updated May 1, 2025
  • defender-sdk Public

    Defender SDK

    OpenZeppelin/defender-sdk’s past year of commit activity
    TypeScript 26 MIT 16 3 50 Updated May 1, 2025
  • openzeppelin-relayer Public

    OpenZeppelin Relayer

    OpenZeppelin/openzeppelin-relayer’s past year of commit activity
    Rust 45 AGPL-3.0 11 2 14 Updated May 1, 2025
  • stellar-contracts Public

    OpenZeppelin Contracts written in Rust for Stellar Soroban

    OpenZeppelin/stellar-contracts’s past year of commit activity
    Rust 28 MIT 16 12 (1 issue needs help) 4 Updated May 1, 2025
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