A UUPS upgradeable smart contract for binary prediction markets on Base (EVM). Users stake ERC-20 tokens on two outcomes, and winners receive their original stake plus a pro-rata share from the losing side pool.
This project implements mintable ERC-20 token (limited by total supply), KYC pre-validation contract, Pausable mechanism, all used to create pausable Crowdsale contract - that deliver method to distribute tokens.
A production-ready Solidity marketplace protocol built with Foundry and OpenZeppelin, implementing secure ERC-721 trading logic, dynamic fee mechanisms, pausable controls, reentrancy protection, and extensive testing.
teaching-focused DeFi bank; takes ETH/ERC20, auto-swaps to USDC via Uniswap V2, enforces caps/cooldowns, roles (owner/manager/auditor), pause/rescue, reentrancy-safe and more
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