Upcoming Events
Past Events

Workshop Recap: Deploying More Efficient Upgradeable Contracts

Upgradeable contracts allow us to alter a smart contract to fix a bug, add additional features, or simply to change the…

Read More

Workshop Recap: Automate Smart Contract Workflows

Upgradeable contracts allow us to alter a smart contract to fix a bug, add additional features, or simply to change the…

Read More

Workshop Recap: Building an NFT Merkle-Drop

Upgradeable contracts allow us to alter a smart contract to fix a bug, add additional features, or simply to change the…

Read More

LATEST NEWS

The State of Smart Contract Upgrades

The State of Smart Contract Upgrades - 2020 edition A survey of the different Ethereum smart contract upgrade patterns and strategies from a technical viewpoint, plus a set of good practices and…

New Tools to Securely Manage Smart Contract Upgrades

We have partnered with Truffle, Nomic Labs (buidler) and Gnosis Safe to release two plugins and a new app to securely deploy and manage upgradeable smart contracts.

OpenZeppelin Upgrades Plugins for Buidler and Truffle

We are releasing two new packages to deploy and manage upgradeable contracts from Buidler and Truffle! With them, you can easily and securely leverage the full flexibility of contract upgrades…

OpenZeppelin Upgrades App for Gnosis Safe

We are rolling out a Gnosis Safe App for managing proxy-based smart contract upgrades! This allows you to transfer ownership of a proxy or proxy-admin to a Gnosis Safe, and use the app to directly…

Argent Vulnerability – Technical Report

A high-severity vulnerability in the Argent wallet would have allowed attackers to take over wallets with no guardians. User action would have been needed to prevent the takeover attack in less than…

OpenZeppelin

Welcome Jonathan Alexander, OpenZeppelin’s new CTO

We are excited to announce that Jonathan Alexander is joining OpenZeppelin as CTO. OpenZeppelin is a technology company whose mission is to protect the core infrastructure of an open, global economy.…

Microsoft integrates OpenZeppelin Contracts into Microsoft Azure

We are excited to collaborate with Microsoft and announce the launch of the OpenZeppelin Audited Smart Contract library as part of the Microsoft Azure Blockchain Development Kit VSCode plugin! 

Build your app with the Gas Station Network

The Gas Station Network, or GSN for short, is a decentralized solution for solving user onboarding to Ethereum applications. It allows you as an app developer to pay for your users' transactions...

GSN: The Ultimate Ethereum Onboarding Solution

Gas Station Network is an open-source service that allows developers to create unique decentralized applications that are indistinguishable from

Say Hi to OpenZeppelin, the Company

Today we are announcing our new company name and brand structure: OpenZeppelin. This change allows us to look deeply at our brand and at how it can better reflect who we are and where we’re headed as…

LATEST NEWS

The State of Smart Contract Upgrades

The State of Smart Contract Upgrades - 2020 edition A survey of the different Ethereum smart contract upgrade patterns and strategies from a technical viewpoint, plus a set of good practices and…

New Tools to Securely Manage Smart Contract Upgrades

We have partnered with Truffle, Nomic Labs (buidler) and Gnosis Safe to release two plugins and a new app to securely deploy and manage upgradeable smart contracts.

OpenZeppelin Upgrades Plugins for Buidler and Truffle

We are releasing two new packages to deploy and manage upgradeable contracts from Buidler and Truffle! With them, you can easily and securely leverage the full flexibility of contract upgrades…

OpenZeppelin Upgrades App for Gnosis Safe

We are rolling out a Gnosis Safe App for managing proxy-based smart contract upgrades! This allows you to transfer ownership of a proxy or proxy-admin to a Gnosis Safe, and use the app to directly…

Argent Vulnerability – Technical Report

A high-severity vulnerability in the Argent wallet would have allowed attackers to take over wallets with no guardians. User action would have been needed to prevent the takeover attack in less than…

OpenZeppelin

Welcome Jonathan Alexander, OpenZeppelin’s new CTO

We are excited to announce that Jonathan Alexander is joining OpenZeppelin as CTO. OpenZeppelin is a technology company whose mission is to protect the core infrastructure of an open, global economy.…

Microsoft integrates OpenZeppelin Contracts into Microsoft Azure

We are excited to collaborate with Microsoft and announce the launch of the OpenZeppelin Audited Smart Contract library as part of the Microsoft Azure Blockchain Development Kit VSCode plugin! 

Build your app with the Gas Station Network

The Gas Station Network, or GSN for short, is a decentralized solution for solving user onboarding to Ethereum applications. It allows you as an app developer to pay for your users' transactions...

GSN: The Ultimate Ethereum Onboarding Solution

Gas Station Network is an open-source service that allows developers to create unique decentralized applications that are indistinguishable from

Say Hi to OpenZeppelin, the Company

Today we are announcing our new company name and brand structure: OpenZeppelin. This change allows us to look deeply at our brand and at how it can better reflect who we are and where we’re headed as…

Our most recent security audit reports

Check out all of our audits >