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OpenZeppelin

38 indexed repositories · View on GitHub

openzeppelin-contracts
OpenZeppelin Contracts is a library for secure smart contract development.

Solidity · 27243 stars
openzeppelin-contracts-upgradeable
Upgradeable variant of OpenZeppelin Contracts, meant for use in upgradeable contracts.

JavaScript · 1173 stars
cairo-contracts
OpenZeppelin Contracts written in Cairo for Starknet, a decentralized ZK Rollup

Rust · 909 stars
openzeppelin-upgrades
Plugins for Hardhat and Foundry to deploy and manage upgradeable contracts on Ethereum.

TypeScript · 658 stars
contracts-wizard
Interactive smart contract generator based on OpenZeppelin Contracts.

TypeScript · 294 stars
openzeppelin-foundry-upgrades
Foundry library for deploying and managing upgradeable contracts

Solidity · 258 stars
openzeppelin-skills
Agent skills for secure smart contract development with OpenZeppelin Contracts libraries

211 stars
openzeppelin-confidential-contracts
Solidity library of encrypted contracts using Zama's FHEVM

TypeScript · 160 stars
openzeppelin-relayer
OpenZeppelin Relayer

Rust · 151 stars
rust-contracts-stylus
A library for secure smart contract development written in Rust

Rust · 146 stars
openzeppelin-monitor
A blockchain monitoring service that watches for specific on-chain activities and triggers notifications based on configurable conditions.

Rust · 141 stars
uniswap-hooks
Solidity library for secure and modular Uniswap hooks.

Solidity · 126 stars
stellar-contracts
OpenZeppelin Contracts written in Rust for Stellar Soroban

Rust · 95 stars
openzeppelin-community-contracts
Solidity library of smart contracts from the OpenZeppelin Community

Solidity · 92 stars
compact-contracts
OpenZeppelin Contracts written in Compact for Midnight

TypeScript · 55 stars
contracts-sui
OpenZeppelin's secure and reusable contracts for the Sui Move ecosystem.

Move · 49 stars
ui-builder
UI Builder is an open-source blockchain development tool that helps developers and non-developers create user-friendly interfaces for sma...

TypeScript · 48 stars
openzeppelin-mcp
Model Context Protocol Servers Repository for OpenZeppelin products

TypeScript · 29 stars
openzeppelin-transpiler

TypeScript · 23 stars
Event-Scanner
A lightweight highly performant event scanner built in rust

Rust · 19 stars
18 more repositories live on View on GitHub

Beginner friendly Everything

Open All

dev: move the concurrency harness rationale into a design doc Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

OpenZeppelin/compact-contracts#861 · Opened Sep 8, 2026
Enhance composability across hook modules Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/uniswap-hooks#172 · Opened Sep 7, 2026
EVM status filters misclassify failed transactions when another transaction in the block emits logs Open

Difficulty 3/5 1-2 days Newbie friendliness 82/100

OpenZeppelin/openzeppelin-monitor#498 · Opened Sep 7, 2026
Shared `PauseGuard` template Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#197 · Opened Sep 7, 2026
[M2] Library - Pausable Open

OpenZeppelin/canton-contracts#44 · 1 assignee · Opened Sep 7, 2026
Three access-control fences have no test that fails without them Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

OpenZeppelin/canton-contracts#43 · 1 comment · Opened Sep 6, 2026
Review `next-v6.0` changesets Open

OpenZeppelin/openzeppelin-contracts#6741 · 2 assignees · Opened Sep 4, 2026
link-validation.ts misses several anchors and never fails CI Open

OpenZeppelin/docs#238 · 1 assignee · Opened Sep 4, 2026
[M2] RI 1: Privacy-Preserving DEX — Design Discussion with the Team + Refinement Open

OpenZeppelin/canton-specs#196 · 1 assignee · Opened Sep 4, 2026
[M2] CIP112 implementation revamp Open

OpenZeppelin/canton-specs#195 · 1 assignee · Opened Sep 4, 2026
[M3] Tooling — Claude Plugin for Canton Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#193 · Opened Sep 4, 2026
[M3] Tooling — AI Development Skills for Canton Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#192 · Opened Sep 4, 2026
[M3] Tooling — Contracts MCP Server — Canton support Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#191 · Opened Sep 4, 2026
[M3] Tooling — UI Builder — Canton support Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#189 · Opened Sep 4, 2026
[M3] Tooling — Canton documentation hub Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#190 · Opened Sep 4, 2026
[M3] Tooling — Contracts Wizard — Canton support Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#188 · Opened Sep 4, 2026
[M8] RI 8 (TBD) — Threat Model & Security Considerations Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

OpenZeppelin/canton-specs#187 · Opened Sep 4, 2026
[M8] RI 8 (TBD) — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#186 · Opened Sep 4, 2026
[M8] RI 8 (TBD) — Architecture Documentation Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#185 · Opened Sep 4, 2026
[M8] RI 8 (TBD) — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#184 · Opened Sep 4, 2026
[M7] RI 7 (TBD) — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#182 · Opened Sep 4, 2026
[M7] RI 7 (TBD) — Threat Model & Security Considerations Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#183 · Opened Sep 4, 2026
[M7] RI 7 (TBD) — Architecture Documentation Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

OpenZeppelin/canton-specs#181 · Opened Sep 4, 2026
[M7] RI 7 (TBD) — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#180 · Opened Sep 4, 2026
[M6] RI 6 (TBD) — Threat Model & Security Considerations Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#179 · Opened Sep 4, 2026
[M6] RI 6 (TBD) — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#178 · Opened Sep 4, 2026
[M6] RI 6 (TBD) — Architecture Documentation Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

OpenZeppelin/canton-specs#177 · Opened Sep 4, 2026
[M5] RI 5 (TBD per 12-month scope review) — Threat Model & Security Considerations Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#175 · Opened Sep 4, 2026
[M6] RI 6 (TBD) — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#176 · Opened Sep 4, 2026
[M5] RI 5 (TBD per 12-month scope review) — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#174 · Opened Sep 4, 2026
[M5] RI 5 (TBD per 12-month scope review) — Architecture Documentation Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#173 · Opened Sep 4, 2026
[M5] RI 5 (TBD per 12-month scope review) — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#172 · Opened Sep 4, 2026
[M4] RI 4: Confidential Auction Launchpad — Threat Model & Security Considerations Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

OpenZeppelin/canton-specs#171 · Opened Sep 4, 2026
[M4] RI 4: Confidential Auction Launchpad — Architecture Documentation Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

OpenZeppelin/canton-specs#169 · Opened Sep 4, 2026
[M4] RI 4: Confidential Auction Launchpad — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 32/100

OpenZeppelin/canton-specs#170 · Opened Sep 4, 2026
[M4] RI 4: Confidential Auction Launchpad — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#168 · Opened Sep 4, 2026
[M4] RI 3: Cross-Chain Stablecoin Payment Orchestration — Threat Model & Security Considerations Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#167 · Opened Sep 4, 2026
[M4] RI 3: Cross-Chain Stablecoin Payment Orchestration — Architecture Documentation Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

OpenZeppelin/canton-specs#165 · Opened Sep 4, 2026
[M4] RI 3: Cross-Chain Stablecoin Payment Orchestration — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#166 · Opened Sep 4, 2026
[M4] RI 3: Cross-Chain Stablecoin Payment Orchestration — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#164 · Opened Sep 4, 2026
[M3] RI 2: Lending Protocol — Threat Model & Security Considerations Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#163 · Opened Sep 4, 2026
[M3] RI 2: Lending Protocol — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#162 · Opened Sep 4, 2026
[M3] RI 2: Lending Protocol — Architecture Documentation Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

OpenZeppelin/canton-specs#161 · Opened Sep 4, 2026
[M3] RI 2: Lending Protocol — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

OpenZeppelin/canton-specs#160 · Opened Sep 4, 2026
[M2] RI 1: Privacy-Preserving DEX — Threat Model & Security Considerations Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#159 · Opened Sep 4, 2026
[M2] RI 1: Privacy-Preserving DEX — Demo Front-End Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#158 · Opened Sep 4, 2026
[M2] RI 1: Privacy-Preserving DEX — Architecture Documentation Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

OpenZeppelin/canton-specs#157 · Opened Sep 4, 2026
[M2] RI 1: Privacy-Preserving DEX — Working Reference Code Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#156 · Opened Sep 4, 2026
[M8] Security — M7 audit + final full audit across library and RIs Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#154 · Opened Sep 4, 2026
[M8] Year 2 Adoption Report Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

OpenZeppelin/canton-specs#155 · Opened Sep 4, 2026

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