24 packages
@openzeppelin/buidler-upgrades
[](https://docs.openzeppelin.com/upgrades-plugins/buidler-upgrades) [](https://www.npmjs.org/package/@openzeppelin/b
@openzeppelin/confidential-contracts
Smart Contract library for use with confidential coprocessors
@openzeppelin/contract-loader
Load contract ABIs from built artifacts and return contract objects
@openzeppelin/contracts
Secure Smart Contract library for Solidity
@openzeppelin/contracts-confidential
[](https://codecov.io/gh/OpenZeppelin/openzeppelin-confidential-contracts)
@openzeppelin/contracts-upgradeable
Secure Smart Contract library for Solidity
@openzeppelin/defender-deploy-client-cli
CLI for deployments using OpenZeppelin Defender SDK
@openzeppelin/docs-utils
Utilities for setting up and previewing documentation across OpenZeppelin projects.
@openzeppelin/foundry-upgrades
Foundry library for deploying and managing upgradeable contracts
@openzeppelin/fuzzy-solidity-import-parser
This is an experiment in optimizing the parsing of Solidity files when the sole purpose is to get dependencies before sending it off to `solc` to compile. Thus, we rely on the compiler to detect any syntax errors, and in that case the library can return "
@openzeppelin/gsn-helpers
Test and development helper methods and scripts for GSN
@openzeppelin/hardhat-defender
Hardhat plugin to propose smart contract upgrades on OpenZeppelin Defender
@openzeppelin/hardhat-upgrades
[](https://docs.openzeppelin.com/upgrades-plugins/hardhat-upgrades) [](https://www.npmjs.org/package/@openzeppelin/h
@openzeppelin/merkle-tree
Utilities to work with merkle trees
@openzeppelin/subgraphs
Subgraph templates for @openzeppelin/contracts
@openzeppelin/test-env
One line smart contracts test environment.
@openzeppelin/test-helpers
JavaScript testing helpers for Ethereum smart contract development.
@openzeppelin/truffle-upgrades
> **Warning** > This package is deprecated. The recommended alternative is to use [Hardhat](https://hardhat.org/) along with the [Hardhat Upgrades](https://docs.openzeppelin.com/upgrades-plugins/hardhat-upgrades) plugin.
@openzeppelin/upgrade-safe-transpiler
Solidity preprocessor used to generate OpenZeppelin Contracts Upgrade Safe.
@openzeppelin/upgrades-core
@openzeppelin/wizard
A boilerplate generator to get started with OpenZeppelin Contracts
@openzeppelin/wizard-cairo
A boilerplate generator to get started with OpenZeppelin Contracts for Cairo
@openzeppelin/wizard-stellar
A boilerplate generator to get started with OpenZeppelin Stellar Soroban Contracts
@openzeppelin/wizard-stylus
A boilerplate generator to get started with OpenZeppelin Contracts for Stylus