666+ Solidity PRIVACY Web3 Hackathon Projects

EPNS is maximally powerful in delivering notifications, even from decentralized ecosystem to centralized one. In the shadow, it does all the heavy lifting of handling users, their devices, smart contract events, encryption of messages and the delivery of them to the intended user.

NYV bootstraps liquidity for innovative, low cap stablecoins - by: Incentivising liquidity with our own platform tokens of the same peg, on Uniswap V2 Providing a foreign exchange with infinite liquidity. Open up the stablecoin market and bring DeFi to the world!

Umbra is protocol for enabling stealth payments on the Ethereum blockchain. It enables privacy preserving transactions where the receiver's identity is only known to the sender and receiver.

Project aims to build a high frequency arbitrage bot using liquidity from Aave in a Flashloan to perform token swaps

A decentralized pricing mechanism for Filecoin. FPM connects users with the most suitable storage nodes and derives optimal prices based on supply-demand rules. The solution hides identity of its users and ensures the correctness of the computations with minimal overhead.

linchpin is a bundle of mini-applications; each one creating content ids or executing a public Ethereum transactions on the blockchain, and sometimes it does both.

This system is meant to build up a decentralized trustless system to act as an intermediary between buyers and sellers in various kinds of trading and shopping, it will function exactly as Alipay or paypal and more than that.

Powerful Plasma Alternative using an Abstract TTP for Off-Chain Scaling

A protocol for financial transactions backed by crypto-assets

Highly incentivized mixing pool burner wallet generator tool

BitFinca is a blockchain-based lending platform that allows anyone to microinvest in ventures that matter, with no minimum investment.

A flexible and adaptable DAO implementation