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 ...

OpenZeppelin is doubling down on open source development tools by sunsetting Defender and releasing...

Announcements Ecosystem

Introducing the alpha release of Open Source Relayers & Monitor for EVM networks, Solana, and...

Announcements Ecosystem

Contracts v5.2 runs parallel to more experimental development hosted in the community-owned...

Announcements Solidity

OpenZeppelin Contracts v5.1 pushes the boundaries of cryptography, data structures, and utilities...

Announcements Solidity

After a successful beta phase, we are thrilled to announce the General Availability (GA) release of...

Announcements

OpenZeppelin Contracts 5.0 is the first major release of the Solidity library since 2021, allowing...

OpenZeppelin Defender is a mission-critical developer security platform to code, audit, deploy,...

Announcements