This project presents a blockchain-based engagement tracker that records user activity and rewards them accordingly. Built as a Solidity smart contract, it ensures transparency, immutability, and fair
EngageChain
"Secure your Ethereum with Savings Vault – a reliable, smart contract-based vault designed for effortless deposits and safe withdrawals."
This Solidity smart contract, RandomWinner, allows participants to enter by sending a fixed entry fee (0.01 ETH). Once joined, a function can be called to randomly select a winner from the participant
The Saving Vault smart contract allows users to securely deposit and withdraw ETH. It maintains a balance mapping for each user and ensures that funds can only be withdrawn by their respective owners.
The **Community Voting Booth** is a simple Ethereum smart contract that enables users to vote for two options (e.g., "Yes" or "No"). It ensures each address votes only once, tracks vote counts, and al
Limited Time Auction
This project demonstrates the creation of a simple yet functional donation pool smart contract using Solidity. Designed for charitable purposes.
The above smart contract is a simple implementation of a token issuance system where tokens are granted to users for discovering new content or locations. It is designed in Solidity, the most widely u
The Proof of Interaction (PoI) smart contract is a tool designed to track and log user interactions with the blockchain. By recording each interaction with a precise timestamp, it provides verifiable
The NFT Trading Post is a decentralized, on-chain marketplace designed for seamless peer-to-peer NFT exchanges. This smart contract enables users to list their NFTs for sale and purchase them without
Here's a basic Solidity smart contract for tracking social media engagement and rewards. Since you've requested no constructor and no custom inputs, this smart contract will be quite simple and focus
