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 Relayers and Monitor. Discover new features, and our expanded open ...

Gas Station Network is an open-source service that allows developers to create unique decentralized...

Announcements Security Insights Products

Uniswap is a public, open-source protocol to exchange tokens in Ethereum. In Uniswap, there is a...

Security Audits

Today we are announcing our new company name and brand structure: OpenZeppelin. This change allows...

Announcements

The Zeppelin community connects experts, beginners, and enthusiasts of smart contract and...

Announcements

In this post, we’ll go in depth into the CREATE2 opcode and its uses in counterfactual...

Security Insights

Wyre and Zeppelin share an ambition to lower barriers to entry for blockchain entrepreneurs, so...

Announcements

Recently, Zeppelin announced that it had joined the Gas Station Network Alliance, a new group...

Security Insights Products

This post explains how to use ZepKit to enable hot reloading to save time when developing smart...

Security Insights Products

While working on an audit for the Coinbase team, we found a critical vulnerability in the DSChief...

Security Insights

While working on an audit for the Coinbase team, we found a critical vulnerability in one of the...

Security Insights

The dYdX team asked us to review and audit their Solo project. We looked at the code and our...

Security Audits

The RCN team asked us to review and audit their Marmo contracts. We looked at the code and here are...

Security Audits