DEFI Projects: 4656+ Blockchain Examples

Browse 4656+ open-source blockchain DEFI projects from ETHGlobal hackathons. Find production-ready code, learn from winning implementations, and discover inspiration for your next blockchain build.

DeFi (Decentralized Finance) projects aim to recreate traditional financial systems like lending, borrowing, and trading in a decentralized manner without intermediaries.

DepegSentinel

DepegSentinel: Dynamically adjusts fees to punish depegs and reward peg-stabilizing trades.

definftinfrastructure

🏆 Build with Uniswap v4 Hooks3rd place (Uniswap Foundation)

ETHGlobal New Delhi • 2025

GoldenWhales

Protecting everyday traders from front-running by splitting and scheduling orders with TWAP.

TypeScriptPostgreSQLNode.jsdefinftinfrastructuregaming

ETHGlobal New Delhi • 2025

NULLID

Onchain identity with privacy, KYC, and trustless verification - 1 line integration

ReactTypeScriptdefinftdaoinfrastructuregamingsocialprivacy

ETHGlobal New Delhi • 2025

SafeWallet Pay

A secure, safe P2P refundable payment with a zero-loss lottery, powered by PYUSD and FLOW

SolidityReactTypeScriptdefinftinfrastructuresocialprivacy

ETHGlobal New Delhi • 2025

LayerX

It is a Ride-sharing Data Dao that makes use of lighthouse and hypergraph

ReactTypeScriptdefinftdaoinfrastructureprivacy

ETHGlobal New Delhi • 2025

dice.fun

World's first decentralized streaming application on Kadena powered by filecoin, self and fluence

TypeScriptNext.jsdefinftdaoinfrastructuregamingsocialprivacy

ETHGlobal New Delhi • 2025

Ai Trading Agent

Conversational AI Trading Agent (EthAI) for instant multi-chain token swaps with Gemini AI.

ReactTypeScriptdefinftinfrastructureprivacy

ETHGlobal New Delhi • 2025

ClamantisFi

Decentralized perpetuals and options trading on Citrea Testnet with BTC and ETH support

defi

ETHGlobal New Delhi • 2025

LendFlow

A lending protocol that impact through orderbook matching and multi-protocol APY.

SolidityNext.jsdefiinfrastructure

ETHGlobal New Delhi • 2025

SuiFused

1 inch fusion+ cross chain swap extension for the Sui blockchain

Soliditydefiinfrastructureprivacy

ETHGlobal New Delhi • 2025

CardaTron

Cross-chain atomic swaps: ETH ↔ Tron/Cardano via 1inch Fusion+ protocols on Fluence VMs

SolidityReactTypeScriptPythonRustNext.jsNode.jsdefinftinfrastructure

ETHGlobal New Delhi • 2025

Knob

It is a Web3 aggregator that streamlines access to swaps, liquidity pools, and cross-chain bridges.

Next.jsdefinftgamingsocialprivacy

ETHGlobal New Delhi • 2025

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