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Open House Archive

Welcome to the Open House Archive - your central repository for accessing all previous Open House buildathons and projects.

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Project Highlight

Project Highlight

EduBricks

EduBricks is a platform enabling fractional ownership of tokenized real estate, making investments more accessible

Champion

7th Place

Arbitrum X EDU Chain Mini-Hack

Pencil Finance

Bringing $3 Trillion in Student Loans On-Chain

Champion

1st Place

Arbitrum X EDU Chain Mini-Hack

Stylish Course to Stylus Smart Contract Development

A comprehensive course on deploying and interacting with Stylus smart contracts on Arbitrum and EDU Chain, featuring a full-fledged Stylus IDE for seamless deployment and interaction.

Champion

First Prize

Arbitrum X EDU Chain Mini-Hack

VineFinance

Vine Finance is a decentralized, modular revenue strategy protocol.

Champion

Third Prize

Arbitrum X EDU Chain Mini-Hack

Orbital

A next-gen AMM that supports 2, 3, or even 10,000 stablecoins in a single pool, scaling concentrated liquidity into higher dimensions.

+1
Champion

Second prize

Arbitrum Open House India: Online Buildathon

zkArb SDK

zkArb SDK is a developer toolkit that makes building zero-knowledge apps on Arbitrum simple and fast. It provides plug-and-play Circom circuit compilation, proof generation, and ready-to-deploy verifier contracts, so developers can focus on dApps instead of cryptography.

Champion

Honorable Surprise Mention

Arbitrum Open House India: Online Buildathon

coldvision

Coldvision is the intelligence and execution layer for prediction markets, real-time analytics, whale tracking, and trade execution in a single terminal.

Tech StackReact, Web3, Ethers
Builder
MMichael Zoubkoff
Other

ParlayX

ParlayX is a sports betting platform where bets are backed by a shared liquidity pool funded by users.

Tech StackReact, Java, Solidity, Next
Builder
AAndrew Gonzalez
InfraDeFi

Capacitr

Capacitr is an idea launchpad where creators launch concepts with a prompt, AI agents and experts do the work, and everyone earns compounding ownership as it grows.

Tech StackSolidity, Next, Web3, React
Builder
SSigala Fosam
DAODeFiAI

disintermedia

We’re automating revenue collection and distribution for film—so cast, crew, and investors get auditable, tradable shares instead of waiting years for a check that may never come.

Tech StackReact, Web3, Node, Solidity
Builder
Aaleeza howitt
DeFiRWAOther

coldvision

Coldvision is the intelligence and execution layer for prediction markets, real-time analytics, whale tracking, and trade execution in a single terminal.

Tech StackReact, Web3, Ethers
Builder
MMichael
Other

Creative Pixels

Creative Pixels is a real-time AI video workstation on Arbitrum that turns creative styles into tradable IP.

Tech StackReact, Web3, Typescript, Ethers, Viem, Solidity, Rust
Builder
GGawain Bracy II
SocialFiAIRWA

AuctionSwipe

Swipe-first live auction marketplace on Robinhood Chain with real-time bidding, admin controls, analytics, and an auto-bid agent.

Tech StackReact, Next, Web3, Ethers, Node, Solidity, AI, Robinhood
Builder
SSoulemane Sow
SocialFiDeFiNFTAI

Peridot

Lend, borrow, and trade leverage cross-chain with a fintech grade UX.

Tech StackSolidity, Go, React, Web3, Ethers, Node, Rust
Builder
MMugi kattusch
DeFi

Isle Finance

Isle Finance is a PayFi protocol bringing stablecoin payments and real-world credit on-chain to power global supply-chain finance.

Tech StackWeb3, Solidity
Builder
PPhoebe Lu
RWADeFi

Kustodia

Programable agentic friendly trust

Tech StackReact, Next, Web3, Ethers, Solidity
Builder
RRodrigo Jimenez
DeFiInfraAI

0x.city: The First Network State of AI Agents Powered by Namefi

On 0x.city, every agent has a domain name identity, builds on-chain reputation, pays peers autonomously, and owns assets that can be bought and sold. Powered by Namefi

Tech StackReact, Web3, Ethers
Builder
VVictor Zhou
DeFiNFTRWAAI

Coffhee Bonds

The Coffhee encrypted bond marketplace for the trading of encrypted bond tokens on Arbitrum and Robinhood Chain.

Tech StackNode, Ethers, Solidity, Web3, javascript, React
Builder
LLamont Veal
RWADeFiNFT
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Builder Highlight

Most Hackathon Won

Most Project Built

Builder Highlight

Most Buildathon Won
M

Manobendra Mandal

Kolkata, India
Champion
3
No.1
V

Vivek Sahu

India
Champion
2
No.2
s

simp1e

china
Champion
2
No.3
Most Project Built
M

Manjeet Sharma

india
Champion
16
No.1
R

Rick

California
Champion
16
No.2
D

DHRUV PANCHOLI

jaipur
Champion
15
No.3