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 ...

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

Products

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

Products

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

Products

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

Announcements Products

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

Products

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

Products

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

Products

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

Products

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

Products Ecosystem

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

Products

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

Products Ecosystem

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

Products Ecosystem