Base OpenZeppelin

Build securely on Base
with OpenZeppelin

OpenZeppelin provides developers on Base with audited contract libraries, secure upgrade plugins, and infrastructure tools that accelerate development, reduce risk, and enable scalable applications on Ethereum's Layer 2.

OpenZeppelin Solidity Contracts

A suite of audited contracts and utilities for Base, giving developers secure and reusable building blocks to accelerate development and scale applications on Ethereum’s Layer 2. By relying on trusted standards, developers can move quickly, reduce complexity, and bring more people onchain with confidence.

Docs → Github →

More than

$8 trillion

Total Value Transferred through OpenZeppelin Contracts on Base

More than

$7 billion

Total Value Locked in OpenZeppelin Contracts on Base

Contracts Wizard

Configure and generate secure Base smart contracts in seconds. Select the modules you need, preview the code, and export directly into your development workflow.

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Contracts Wizard

Professional Services

Smart Contract Security Audit

Audits for Base applications, reviewing Solidity contracts and upgrade patterns in Coinbase’s Ethereum L2 ecosystem.

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Blockchain Infrastructure Audit

Infrastructure audits for Base, from sequencer to bridge components, ensuring robust L2 operations.

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Content to Help You Build

Inside Ethereum's Engine: How the Execution Layer Actually Works
The Notorious Bug Digest #5: Post EIP-7702 Pitfalls, JIT Penalty Rebates, and Manipulation of Recursive Functions
Beyond Zero Knowledge: How Fully Homomorphic Encryption Enables Private Shared State
The Notorious Bug Digest #4
Six Questions To Ask Before Writing a Uniswap v4 Hook
The Notorious Bug Digest #3
Beyond Smart Contracts: A Deep Dive into Blockchain Infrastructure Security Auditing
ERC-4626 Tokens in DeFi: Exchange Rate Manipulation Risks
The Notorious Bug Digest #2
The Notorious Bug Digest #1
From Stage 0 to Stage 1: Security Council Best Practices in Rollup Governance
Web3 Security Auditor's 2024 Rewind
What is a Smart Contract Audit: Lessons from OpenZeppelin’s 700+ Audits
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