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The Constellation Hackathon is on: Compete for $500K+ in prizes.

Example Projects

Hackathons

The following is a list of selected hackathon projects utilizing Chainlinked contracts.

Hackathon Tutorials

Further exploration into how some of the hackathon winners developed their entries.

Name	Description	Tutorial
Link My Ride	A decentralized Tesla rental platform.	Go
Open Library Project	A library platform for borrowing books on-chain.	Go
Marine Insurance	Parametric insurance for the marine industry.	Go
Fruity Market	Vending machine cryptocurrency payments.	Go
Whiskey MarketMaker	Craft whiskey crypto payments.	Go
Digital Bridge	Two factor authentication for smart contracts.	Go
Iroiro	Fetch IPFS Data in Smart Contracts.	Go

Chainlink Spring 2021 Hackathon

The Chainlink Spring 2021 Hackathon, read our blog here!

Name	Description	GitHub
deBridge 🥇	Cross-chain defi primative	Go
Vulcan Exchange 🥇	Weather derivatives defi platform	Go
DeFi Lending Insurance 🥇	DeFi Lending Insurance	Go
Fract 🥇	Dynamic NFT no-code UI creator

ETH Global's ETHOnline 2020

The ETH Online, read our blog here!

Name	Description	GitHub
Iroiro 🥇	Decentralized Creators Support Platform.	Go
Overlay 🥇	Long/Short data stream derivatives.	Go
Rupia 🥇	An Indian Rupee (INR) Stablecoin Derivative.	Go
SecretPay 🥇	Buy ETH Privately From PayPal and Revolut.	Go
Unipeer 🥇	Fiat to Ethereum On-Ramp Using an Open Banking API.	Go

Chainlink Hackathon 2020

The Chainlink Hackathon, read our blog here!

Name	Description	GitHub
Link My Ride 🥇	A decentralized Tesla rental platform.	Go
Farm Together 🥇	A farming game where you can earn real yield in defi.	Go
Open Library Project 🥇	A library platform for borrowing books on-chain.	Go

ETHGlobal Hack Money

The Hack Money hackathon, read our blog here!

Name	Description	GitHub
Genie 🥇	A no-loss betting platform for gamers.	Go
DefiDollar 🥈	DefiDollar (DUSD) is a stablecoin backed by Curve Finance LP tokens.	Go
CandyShop 🥉	Lottery based arbitrage.	Go

ETHDenver 2020

Read our blog post here.

Name	Description	GitHub
InsuraLink 🥇	Data-driven insurance agreements that use Chainlink oracles to bridge IoT and smart contracts.	Go
1x.ag 🥈	Build leveraged trade positions across different lending platforms.	Go
We Watch in Public Spaces	Tracking system for calculating event attendance.	Go

Chainlink Virtual Hackathon 2019

Read our blog post here.

Name	Description	GitHub
LinkPal 🥇	A smart contract uses Chainlink oracles to confirm that the PayPal invoice has been paid.	Go
Cerebus Wallet 🥈	Two-factor authorization for crypto transactions using phone push notifications.	Go
Flyt 🥉	Flight insurance.	Go
Link Total Return Swap	A Defi platform which enables Chainlink Node Operators to hedge against LINK price volatility.	Go
Smart Marketing Campaigns	Use Google Analytics data to make payments to marketing agencies.	Go
Steam Trader	Trustless trading of digital items.	Go
Contractor	Constructor of smart contracts.	Go
Fiat Gateway	Crypto Fiat Gateway on Ethereum using Chainlink Oracles	Go
The Anti-Social Challenge	Incentivize people to reduce their usage of social platforms.	Go

ETHBerlin 2019

Read our blog post here.

Name	Description	GitHub
Chainlink \u2661 Augur 🥇	Create derivatives based on the valuations of startups.	Go
VollgasDAO 🥈	Gas futures.	Go
Etherflare 🥉	Reward white hat hackers.	Go

ETHNewYork 2019

Read our blog post here.

Name	Description	GitHub
French Toast Kitty 🥇	Interact with your Cryptokitty using real-world data.	Go
Blocksolid	Donations that pay for Internet services in developing regions.	Go

ETHParis 2019

Read our blog post here.

Name	Description	GitHub
Nanti 🥇	Issue and use corporate bonds as collateral for instant payment channels.	Go
SmartKek 🥈	Burn tokens to leave comments.	Go

ETHDenver 2019

Read our blog post here.

Name	Description	GitHub
EventLINK 🥇	Crowdfund events using Twitter APIs, smart contracts, and staking mechanisms.	Go
Grand Fondo 🥈	Decentralized athletic competitions using Strava.	Go
Smart Piggies	Peer-to-peer global derivatives market.	Go