ZeppelinOS Library · ZeppelinOS

Note: this section describes a low-level method for using ZeppelinOS. To follow the recommended development experience, use the higher-level CLI guide.

zos-lib is a library to develop, deploy and operate upgradeable smart contracts on Ethereum and every other EVM and eWASM-powered blockchain.

Getting Started

To install zos-lib simply go to your project's root directory and run:

npm install zos-lib

Next, learn how to:

Programmatically develop and deploy a single upgradeable smart contract (for fixing bugs or adding new features)
Programmatically develop and operate a complex upgradeable app with multiple smart contracts which are connected to the ZeppelinOS upgradeable standard library