OpenZeppelin OpenZeppelin
  • Products
    Build
    Contracts Library

    Secure smart contract templates

    Contracts Wizard

    Interactive smart contract generator

    Upgrades Plugin

    Deploy upgradeable contracts

    Secure
    Safe Utils

    Verify Safe transactions before signing

    Access Control

    Manage contract roles and permissions

    Operate
    Relayer

    Send on-chain transactions

    Monitor

    Gain visibility into your smart contracts

    Explore the Open Source Stack ->
  • Services
    Smart Contract Security Audit

    Industry standard for securing smart contracts

    Blockchain Infrastructure Audit

    Secure complex offchain components

    ZKP Practice

    Scalability, Privacy, and Security

    Take a look at our Audits Stats ->
  • Solutions
    Ecosystem Stack

    Developer acquisition, accelerated

    Financial Institutions Stack

    Bring traditional finance onchain

  • Resources
    Resources
    Documentation
    Blog
    Forum
    Ethernaut CTF
    Company
    About us
    Careers
    Security Center
  • Stats
Login Talk to an Expert
  • Talk to an Expert
  • Products
    • Build
    • Contracts Library
    • Contracts Wizard
    • Upgrades Plugins
    • Secure
    • Safe Utils
    • Access Control
    • Operate
    • Relayer
    • Monitor
    • Explore the Open Source Stack
  • Services
    • Smart Contract Security Audit
    • Blockchain Infrastructure Audit
    • ZKP Practice
  • Solutions
    • Ecosystem Stack
    • Financial Institutions Stack
  • Resources
    • Documentation
    • Blog
    • Forum
    • Ethernaut CTF
  • Company
    • About us
    • Careers
    • Security Center
  • Stats
Featured Post

Doubling Down on Open Source Tools and Phasing Out Defender

OpenZeppelin is doubling down on open source development tools by sunsetting Defender and releasing production-ready open source Relayer and Monitor. Discover new features, and our expanded open ...

Read More details
Doubling Down on Open Source Tools and Phasing Out Defender
All Announcements Security Audits Security Insights Products Events Case Study

EVM Deterministic Deployments Made Easy with OpenZeppelin Defender

Many projects seek to deploy their smart contracts onto multiple chains so that users can transact...

Products

Introducing OpenZeppelin Contracts v4.9

Contracts v4.9 further empower Web3 projects to reduce risk and increase productivity through...

Products

How Web3 Progressively Decentralizes using OpenZeppelin Governor

The ultimate goal is for many projects is to be governed entirely by user participation, but...

Products

Matter Labs Reaches a Security Milestone for the Decentralized Ecosystem

A crucial part of their Fair Launch strategy calls for Web3 teams to adopt "zero-compromise...

Announcements Products

Announcing OpenZeppelin Contracts 4.8

OpenZeppelin Contracts 4.8 is now final, wrapping up the open review period. This release includes...

Products

Improved Security Through Bytecode Verification

Defender now offers a bytecode validation feature for all users to check whether the on-chain data...

Products

Validate Smart Contract Storage Gaps With OpenZeppelin Upgrades Plugins

The plugins run storage gap validation checks, ensuring that developers using the OpenZeppelin...

Products

Staying Safe with Smart Contract Upgrades

Due to the complexity involved with EVM storage, there are many restrictions that must be accounted...

Products

Announcing OpenZeppelin Contracts for Cairo v0.2.0 

We've published the second release of OpenZeppelin Contracts for Cairo, and updated Wizard to be...

Products Ecosystem

Decentralized On-Chain Security Monitoring for the DeFi Community

How Compound Finance uses OpenZeppelin Defender and Forta Agents to push alerts to the community...

Products

Announcing OpenZeppelin Contracts for Cairo

OpenZeppelin Cairo Contracts library version 0.1.0, built for StarkNet, is now available.

Products Ecosystem

Getting started with OpenZeppelin Contracts for Cairo

In this article we will provide you with a 0-to-1 tutorial as well as a brief introduction to some...

Products Ecosystem
First Prev 1 2 3 4 5 Next Last
Openzeppelin
Openzeppelin
© Zeppelin Group Ltd Service Level Agreement Terms of Service Privacy Policy Trademark Guidelines
Products
  • Contracts Library
  • Contracts Wizard
  • Upgrade Plugins
  • Safe Utils
  • Access Control
  • Relayer
  • Monitor
Services
  • Smart Contract Security Audit
  • Blockchain Infrastructure Audit
  • ZKP Practice
Solutions
  • Ecosystem Stack
  • Financial Institutions Stack
Resources
  • Documentation
  • Blog
  • Forum
  • Ethernaut CTF
Company
  • About us
  • Careers
  • Brand Kit
  • Trust