foundry

A learning build of an ERC-3643-style permissioned security token

Heap Sort algorithm implemented in Huff

Blockchain based lottery, built with Foundry

UOA Resources Site

Smart Contracts powering Myriad platform.

Sample smart contract

Foundry-based template for developing Solidity smart contracts. Based on @PaulRBerg template.

Federated, cryptographically-attested risk simulation for European private credit. Rust core + WASM + Solidity attestation + Next.js dashboard. Spike-phase reference implementation. Apache-2.0.

OpenZeppelin Ethernaut solutions

UUPS upgradeable fee vault using namespaced storage layout. Built with Solidity 0.8.30 & Foundry. Demonstrates secure upgrade authorization, state continuity across versions, pausable withdrawals, and withdrawal limits with comprehensive upgrade lifecycle tests.

Soho lite Order Book built on solidity(foundry) , where orders are created , matched and cancelled

Smart Executor Bot is an automated trading tool that executes Uniswap V3 swaps when conditions are met, such as ETH price thresholds. Built with Solidity and Python, it uses a custom smart contract and a Python bot to trigger real swaps. The project runs on a forked mainnet using Foundry and Web3.py for testing and deployment.

Decentralized governance system with proposal lifecycle, three-way voting, checkpoint-based delegation and timelock execution delay

Multichain Web3 dashboard with RainbowKit, cross-chain balances and RPC failover on Base & Arbitrum

Decentralized Raffle smart contract built with Solidity, Foundry, and Chainlink VRF. Fully tested with unit, integration, and mock-based randomness

MCP servers that give Claude on-chain capabilities - swaps, lending, bridges, and smart contract interactions.

Lightweight, Gracefull Push + Pull Pattern Demo

The Upgradeable Smart Contract Security System is a comprehensive solution designed to address and manage vulnerabilities in upgradeable smart contracts. This project leverages a monorepo approach using NestJS to develop microservices, ensuring a scalable and maintainable architecture.

Hello evm with foundry

Implementation of a flashloan Lender (ERC-3156) and multiple borrowers