The standard for secure blockchain applications
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OpenZeppelin's public GitHub presence showcases a wide range of repositories primarily focused on secure blockchain application development. Using languages like TypeScript, Rust, JavaScript, and Solidity, notable projects include openzeppelin-contracts and ethernaut, which contribute to the ecosystem's security and education.
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Public repositories
openzeppelin-contracts
OpenZeppelin Contracts is a library for secure smart contract development.
ethernaut
Web3/Solidity based wargame
openzeppelin-contracts-upgradeable
Upgradeable variant of OpenZeppelin Contracts, meant for use in upgradeable contracts.
cairo-contracts
OpenZeppelin Contracts written in Cairo for Starknet, a decentralized ZK Rollup
awesome-openzeppelin
Blockchain educational resources curated by the OpenZeppelin team
damn-vulnerable-defi
No description provided for this repository.
openzeppelin-upgrades
Plugins for Hardhat and Foundry to deploy and manage upgradeable contracts on Ethereum.
merkle-tree
A JavaScript library to generate merkle trees and merkle proofs.
solidity-docgen
Documentation generator for Solidity projects
openzeppelin-sdk
OpenZeppelin SDK repository for CLI and upgrades.js. No longer actively developed.
workshops
Code and slides for OpenZeppelin Workshops
openzeppelin-test-helpers
Assertion library for Ethereum smart contract testing
openzeppelin-labs
A space for the community to interact and exchange ideas on the OpenZeppelin platform. Do not use in production!
nile
CLI tool to develop StarkNet projects written in Cairo
contracts-wizard
Interactive smart contract generator based on OpenZeppelin Contracts.
openzeppelin-foundry-upgrades
Foundry library for deploying and managing upgradeable contracts
openzeppelin-skills
Agent skills for secure smart contract development with OpenZeppelin Contracts libraries
exploit-uniswap
Exploiting a Uniswap exchange that uses an ERC777 token by leveraging the reentrant microtrading attack vector
openzeppelin-confidential-contracts
Solidity library of encrypted contracts using Zama's FHEVM
rust-contracts-stylus
A library for secure smart contract development written in Rust
openzeppelin-subgraphs
Subgraph schema and templates to index the activity of OpenZeppelin Contracts.
openzeppelin-relayer
OpenZeppelin Relayer
openzeppelin-monitor
A blockchain monitoring service that watches for specific on-chain activities and triggers notifications based on configurable conditions.
uniswap-hooks
Solidity library for secure and modular Uniswap hooks.
starter-kit
An OpenZeppelin starter kit containing React, OpenZeppelin SDK & OpenZeppelin Contracts.
ctf-2024
⚡️ Ethernaut CTF 2024 Challenges & Solutions
solidity-ast
TypeScript types and a JSON Schema for the Solidity AST
polkadot-runtime-templates
Runtime Templates for Polkadot Parachains
openzeppelin-test-environment
[Not actively maintained] One-line setup for blazing-fast smart contracts tests
openzeppelin-community-contracts
Solidity library of smart contracts from the OpenZeppelin Community
stellar-contracts
OpenZeppelin Contracts written in Rust for Stellar Soroban
hardhat-exposed
Automatically expose internal Solidity functions for smart contract testing.
contract-bots-gang
No description provided for this repository.
sample-crowdsale-starter
Empty sample starter truffle project for using zeppelin-solidity for a crowdsale
compact-contracts
OpenZeppelin Contracts written in Compact for Midnight
safe-utils
This UI calculates the Safe transaction hashes computing both the domain and messages hashes
docs.openzeppelin.com
Source for the old OpenZeppelin documentation site
minimal-rollup
A minimal based rollup implementation that is easy to understand and extend
contracts-sui
OpenZeppelin's secure and reusable contracts for the Sui Move ecosystem.
ui-builder
UI Builder is an open-source blockchain development tool that helps developers and non-developers create user-friendly interfaces for smart contract interaction by providing a chain-agnostic form builder that generates standalone "mini apps" without requiring backend infrastructure.
starter-kit-tutorial
An OpenZeppelin starter kit tutorial containing React, OpenZeppelin SDK & OpenZeppelin Contracts.
openzeppelin-mcp
Model Context Protocol Servers Repository for OpenZeppelin products
defender-sdk
Defender SDK
openzeppelin-transpiler
No description provided for this repository.
defender-serverless
Configure a Defender environment via code
configs
Code style guidelines and rules for OpenZeppelin projects
upgrades-safe-app
No description provided for this repository.
openzeppelin-gsn-helpers
Test and development helper methods and scripts for GSN
Event-Scanner
A lightweight highly performant event scanner built in rust
openzeppelin-pallet-abstractions
No description provided for this repository.
openzeppelin-relayer-sdk
OpenZeppelin Relayer SDK
midnight-apps
A collection of starter dapps on Midnight Network
gsn-site
The Ethereum Gas Station Network Alliance Landing Page and Tools
compound-re-enable-dsr-proposal
Foundry simulation for Compound Proposal for re-enabling MakerDAO DSR
proxy-explorer
👷 Under construction!
web3-gsn-faucet-provider
No description provided for this repository.
role-manager
Manage OpenZeppelin Access Control contracts across multiple blockchains — visualize roles, permissions, and execute admin actions.
gsn-relayer
GSN relayer server, forked from openeth-dev/gsn
soroban-security-detectors-sdk
Stellar Soroban security detectors SDK
guardian
Backup, synchronization, and coordination layer for private accounts.
docs
OpenZeppelin Documentation
token-vouching
Vouching contracts and scripts for the OpenZeppelin SDK token
Robust-Provider
Timeout-aware, auto-retrying, failover-ready RPC provider wrapper for Alloy built in Rust
research-cryptography
OpenZeppelin Research group working repository
openzeppelin-ui
OpenZeppelin UI - React components and utilities for blockchain applications
compact-tools
A monorepo for collecting all the shared Compact tools
canton-stablecoin
Stablecoin DAML with single admin CDP + fixed-discount liquidation
zeppelin.solutions
Institutional website
relayer-plugin-channels
No description provided for this repository.
daml-lint
Static analysis scanner for DAML contracts
openzeppelin-sui-marketplace
No description provided for this repository.
move_over_ctf
Browser-based Move security wargame: solve CTF levels by writing exploits and returning Flag proofs.
canton-token-template
DAML template for CIP-056, Canton Token Standard
relayer-plugin-x402-facilitator
OpenZeppelin Relayer - x402 Facilitator plugin
openzeppelin-inspector
No description provided for this repository.
polkadot-confidential-payments
polkadot confidential payments
tron-contracts
No description provided for this repository.
rust-project-template
No description provided for this repository.
hardhat-tron
No description provided for this repository.
daml-props
Property-based testing for DAML contracts
.github
No description provided for this repository.
tanssi
No description provided for this repository.
openzeppelin-adapters
OpenZeppelin Ecosystem Adapters are a set of modular, chain-specific integration packages that bridge the gap between blockchain ecosystems and developer tooling.
openzeppelin-sui-payments
Closed-loop stablecoin payments and loyalty dApp template on Sui (Permissioned Asset Standard). Reference implementation: Joe's Coffee.
openzeppelin-sui-amm
No description provided for this repository.
docs-api-generation-workflows
A set of GitHub workflow automations for generating API references in remote repos
soroban-helpers
A collection of Rust libraries designed to simplify development and testing with Soroban, the smart contract platform for the Stellar network.
moonbeam
An Ethereum-compatible smart contract parachain on Polkadot
futureswap-artifacts
Compiled bytecode related to our FutureSwap audits for public viewing
miden-confidential-contracts
No description provided for this repository.
taiko-geth
An L2 execution engine implementation for the Taiko protocol. 🚚
taiko-mono
Taiko Alethia based rollup protocol 🥁
openzeppelin-symbiotic-templates
No description provided for this repository.
relayer-channels-infra
OpenZeppelin relayer channels IaC
oif-solver
Open-source solver implementation, tooling, and libraries to easy start filling cross-chain intents.
canton-dev-fund
Canton Development Fund proposals, reviews, and administration
mRWA-protocol
No description provided for this repository.
daml-verify
Formal verification for DAML contracts
broadcaster-proof-service
Cross-chain storage proof generation API for the [OIF Solver](https://github.com/openzeppelin)'s Broadcaster settlement.
oz-keystore
A keystore library that provides a unified interface for managing private keys
Frequently asked questions
What does OpenZeppelin build on GitHub?
OpenZeppelin builds a variety of repositories on GitHub, focusing on secure smart contract development and blockchain education. Key projects include openzeppelin-contracts, ethernaut, and various tools for managing upgradeable contracts.
Which programming languages does OpenZeppelin use?
OpenZeppelin primarily uses TypeScript, Rust, JavaScript, Solidity, Python, and Go for its repositories. These languages support their focus on developing secure blockchain applications and smart contracts.
Are OpenZeppelin's repositories public?
Yes, all of OpenZeppelin's repositories are public on GitHub. This transparency allows developers and auditors to access their code and contribute to the security and effectiveness of blockchain applications.
Is this exposure intended?
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