Typescript DEFI Projects: 807+ Open-Source Examples

Browse 807+ open-source Typescript DEFI projects from ETHGlobal hackathons. Find production-ready code, learn from winning implementations, and discover inspiration for your next blockchain build.

Explore TypeScript DeFi projects from Web3 hackathons. Get type-safe protocol integrations, SDK wrappers, and frontend components for financial applications.

Powerhouse

PowerHouse: Onchain AI agent registry + payments, built on 0G with ERC8004 & x402

SolidityTypeScriptRustNext.jsNode.jsdefinftdaoinfrastructuregaming

ETHGlobal New Delhi • 2025

Satoshi_Vault

Yield aggregator for Rootstock with manual strategy allocation & flexible reinvestment control.

SolidityTypeScriptNext.jsPostgreSQLNode.jsdefiinfrastructureprivacy

ETHGlobal New Delhi • 2025

PyPI

Decentralized bridge converting stablecoins to INR via UPI payments using Dutch auction pricing

ReactTypeScriptRustNext.jsNode.jsdefinftdaoinfrastructureprivacy

🏆 Best Killer App on Flow2nd place (Flow)

ETHGlobal New Delhi • 2025

Rotare Finance

Rotare Finance revolutionizes traditional Rotating Savings and Credit Associations

SolidityReactTypeScriptRustdefinftdaoinfrastructuresocialprivacy

ETHGlobal New Delhi • 2025

ROSCA-Guard

Savings circles powered by verified identity and PYUSD.Bridging traditional ROSCAs with crypto.

SolidityReactTypeScriptRustdefiinfrastructuresocialprivacy

ETHGlobal New Delhi • 2025

NatStream

Our system leverages a unique incentive structure to drive efficient price discovery in the market.

SolidityTypeScriptRustdefiinfrastructuregaming

🏆 BONUS TRACK: external data source or cross chain application (Flare Network)

ETHGlobal Buenos Aires • 2025

MEGA Quant

MEGA QUANT: Multi-chain Delta Neutral Trading Desktop Application with trustless EIL Integration

TypeScriptJavaScriptRustNode.jsdefinftinfrastructure

🏆 Utilize 1inch APIs (1inch)

ETHGlobal Buenos Aires • 2025

PayAnyWhere

Get paid in any token, in any chain. Settle in one network, one token. Fully non-custodial.

SolidityTypeScriptRustNext.jsdefinftinfrastructure

🏆 Best Use of Payments on Polygon3rd place (Polygon)

ETHGlobal Buenos Aires • 2025

DeFi buddy

Auto-monitors your portfolio & sends ready-to-approve transactions when critical events occur.

ReactTypeScriptNext.jsdefiinfrastructure

🏆 Best App built using Octav API (Octav)🏆 Best Use of the Agent SDK (XMTP)

ETHGlobal Buenos Aires • 2025

RageQuit Kit

🧨 RageQuit: Exit risky tokens across many chains with one click and telegram bot alerts.

TypeScriptNext.jsdefinftinfrastructure

🏆 Utilize 1inch APIs (1inch)

ETHGlobal Buenos Aires • 2025

RangeSeeker

Agentic Liquidity Provision: Speak your strategy, RangeSeeker autonomously hunts Uniswap V3 ranges

ReactTypeScriptPythonPostgreSQLdefi

🏆 Best Use of Amp Datasets2nd place (The Graph)

ETHGlobal Buenos Aires • 2025

ERC-21 post-quantum

Post Quantum ERC-20 Tokens TODAY! ZK-Proofs protect & Quantum Canary alerts Post Quantum ready

SolidityReactTypeScriptRustdefinftinfrastructureprivacy

ETHGlobal Buenos Aires • 2025

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