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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 454

  3. openzeppelin-upgrades openzeppelin-upgrades Public

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

    TypeScript 642 275

  4. ethernaut ethernaut Public

    Web3/Solidity based wargame

    Solidity 2.1k 717

  5. cairo-contracts cairo-contracts Public

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

    Rust 861 383

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

    A library for secure smart contract development written in Rust

    Rust 113 52

Repositories

Showing 10 of 140 repositories
  • openzeppelin-relayer Public

    OpenZeppelin Relayer

    OpenZeppelin/openzeppelin-relayer’s past year of commit activity
    Rust 43 AGPL-3.0 10 1 8 Updated Apr 22, 2025
  • moonkit Public Forked from moondance-labs/moonkit

    Collection of open substrate pallets

    OpenZeppelin/moonkit’s past year of commit activity
    Rust 1 GPL-3.0 13 0 2 Updated Apr 22, 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 44 AGPL-3.0 7 1 11 Updated Apr 22, 2025
  • moonbeam Public Forked from moonbeam-foundation/moonbeam

    An Ethereum-compatible smart contract parachain on Polkadot

    OpenZeppelin/moonbeam’s past year of commit activity
    TypeScript 1 GPL-3.0 395 0 2 Updated Apr 22, 2025
  • ethernaut-leaderboard Public
    OpenZeppelin/ethernaut-leaderboard’s past year of commit activity
    JavaScript 14 MIT 44 1 3 Updated Apr 22, 2025
  • frontier Public Forked from polkadot-evm/frontier

    Ethereum compatibility layer for Substrate.

    OpenZeppelin/frontier’s past year of commit activity
    Rust 2 Apache-2.0 544 0 2 Updated Apr 22, 2025
  • rust-contracts-stylus Public

    A library for secure smart contract development written in Rust

    OpenZeppelin/rust-contracts-stylus’s past year of commit activity
    Rust 113 MIT 52 67 (8 issues need help) 10 Updated Apr 22, 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 5 19 16 Updated Apr 22, 2025
  • openzeppelin-relayer-sdk Public

    OpenZeppelin Relayer SDK

    OpenZeppelin/openzeppelin-relayer-sdk’s past year of commit activity
    TypeScript 4 AGPL-3.0 0 0 11 Updated Apr 22, 2025
  • contracts-wizard Public

    Interactive smart contract generator based on OpenZeppelin Contracts.

    OpenZeppelin/contracts-wizard’s past year of commit activity
    TypeScript 257 AGPL-3.0 161 16 (5 issues need help) 13 Updated Apr 22, 2025
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