Andrew L

Quirky human with a smart contract obsession. Product Manager at @OpenZeppelin. My journey: @lodestar_eth @web3_js @NetVRk_X_SilkAI @ProofofGoodDAO.

[Andrew L @andyandblocks]

Easily make your AI smart contract workflow more secure!

[OpenZeppelin @OpenZeppelin]

Introducing OpenZeppelin Skills 🤖

In the first of a series of releases, we're dropping 9 skills to give AI agents authoritative, up-to-date knowledge of OpenZeppelin Contracts libraries for secure smart contract development, setup, and safe upgrades.

https://t.co/kS0eTJxPJ1

[Miden @0xMiden]

𝐋𝐈𝐕𝐄𝐒𝐓𝐑𝐄𝐀𝐌

Join us tomorrow for a conversation with @OpenZeppelin on Guardian's present and future use cases.

https://t.co/SQ2peqDQPi

🗓️ Thursday, April 30
🕗 09:15 PT / 12:15 ET / 17:15 WAT / 18:15 CET

[OpenZeppelin @OpenZeppelin]

1/ Introducing OpenZeppelin Contracts CLI ⚒️

Scaffold secure smart contracts from your terminal, built on the same battle-tested generators powering over $35 trillion in onchain value.

One command, zero setup.

[OpenZeppelin @OpenZeppelin]

OpenZeppelin Solidity Contracts v5.6 is here 💥

This release enables seamless crosschain bridging, trustless state verification across chains, and enhanced account abstraction, making it easier to build complex onchain applications.

Fully audited and production-ready 🔒

[OpenZeppelin @OpenZeppelin]

https://t.co/yW00RmRBZQ

[OpenZeppelin @OpenZeppelin]

ERC-7984 is now live in the OpenZeppelin Contracts Wizard 🔒

Developers can generate confidential fungible tokens in seconds using Zama's FHE, keeping balances and transfers private by default.

https://t.co/RjGnJrRP0J

[OpenZeppelin @OpenZeppelin]

Contracts Wizard now supports Solidity development on @Polkadot 🛠️

Generate production-ready code with OpenZeppelin libraries in seconds:
• Standard token contracts (ERC-20, ERC-721, ERC-1155)
• Governance & access control
• Security patterns built-in

https://t.co/4VifhrYHfZ

[Andrew L @andyandblocks]

Beauty in simplicity

[apoorv.eth @apoorveth]

this was the original token launchpad

[Andrew L @andyandblocks]

Exciting new features for the most trusted and used contracts library! Try them out and let us know what you think!

[OpenZeppelin @OpenZeppelin]

OpenZeppelin Solidity Contracts v5.5 is here 💥

Gas optimizations, native passkey authentication, formal verification support, and cross-chain interoperability—all designed to help you build secure, efficient smart contracts.

Here's what's new 🧵

[T-REX Network @trex_network]

Remember @StellarOrg 🌐 joining @ERC3643Org a few months ago?
3643 is now LIVE on their network! 🔥
Kudos to @OpenZeppelin for making it happen 👏
T-REX is leading the way for tokenized RWA 🦖

[OpenZeppelin @OpenZeppelin]

Are you really going to miss talking onchain privacy over mate and empanadas? 🇦🇷

Spots are limited — sign up below👇

[Miden @0xMiden]

🔸 𝐌𝐢𝐝𝐞𝐧 × 𝐎𝐩𝐞𝐧𝐙𝐞𝐩𝐩𝐞𝐥𝐢𝐧 🔹
Security, standards, privacy

To bring privacy and safety to real-world finance, Miden is partnering with the industry standard for smart contract security: @OpenZeppelin

[OpenZeppelin @OpenZeppelin]

OpenZeppelin Docs just got a major revamp 🎨

With many new contracts, tools, and supported blockchains added over the years, we heard your feedback and rebuilt the docs from the ground up to help you find what you need faster.

Take a look yourself: https://t.co/dLelSqKoTs

[OpenZeppelin @OpenZeppelin]

OpenZeppelin Stellar Contracts v0.5.0-rc.1 is now available for testing ✨

This release candidate introduces:
• Token Vaults
• RWA support
• Smart Accounts

Check it out, start experimenting, and @BuildOnStellar 🛠️
https://t.co/EyGSlsUVst

[OpenZeppelin @OpenZeppelin]

🔐 OpenZeppelin Confidential Contracts v0.2.0 is here!

Together with @zama, we're expanding our FHE-powered library with confidential vesting, governance & checkpointing.

⚠️ This is an experimental release — explore these new privacy primitives and share your feedback

[Andrew L @andyandblocks]

🚨 Calling all smart contract dev friends! 🚨

I’m gathering feedback on OpenZeppelin Contracts and would love your insights.

👉 Survey link (2 mins):
https://t.co/NzYrwRaNzb

[OpenZeppelin @OpenZeppelin]

Smart accounts, supercharged ⚡️

Our new guide shows how to build modular accounts with ERC-7579:
• Four module types: validators, executors, fallbacks & hooks
• Social recovery with customizable guardians
• Time-delayed execution for enhanced security
https://t.co/121NKyFZr8

[OpenZeppelin @OpenZeppelin]

OpenZeppelin Contracts for @Starknet Cairo just dropped fresh updates 💥

• AssetsManagementTrait adds ExternalVault support to ERC4626 for flexible asset handling
• Refactored FeeConfigTrait for ERC4626 enables dual fee charging in shares or assets
• New openzeppelin_interfaces package for stable dependency management

https://t.co/kKVOMeTzMr

[Andrew L @andyandblocks]

A great read to level up your knowledge on privacy tech!

[OpenZeppelin @OpenZeppelin]

https://t.co/sxZOTSKjDO

[Andrew L @andyandblocks]

Try a no code alternative for interacting with your deployed smart contracts!

[OpenZeppelin @OpenZeppelin]

Introducing the Contracts UI Builder ⚡

Scaffold a frontend for any deployed contract in a few clicks — select contract functions and export an auto-generated React app with:

• Built-in wallet connect
• Multi-network support
• Zero frontend coding

https://t.co/tHn9YRg3Nf