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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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Builder Highlight

Most Hackathon Won

Most Project Built

Builder Highlight

Most Buildathon Won
E

Edy Cu

Jakarta
Champion
1
No.1
c

chubbyzroxas

Champion
1
No.2
Y

Yayan Fauzi

Champion
1
No.3
Most Project Built
z

zorzalcripto

regencia
Champion
61
No.1
A

Amaan Sayyad

Navi Mumbai, India
Champion
34
No.2
A

Aaditya Rawat

Champion
29
No.3

Project Highlight

Project Highlight

EduBricks

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

Champion

x

Arbitrum X EDU Chain Mini-Hack

Pencil Finance

Bringing $3 Trillion in Student Loans On-Chain

Champion

x

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

x

Arbitrum X EDU Chain Mini-Hack

VineFinance

Vine Finance is a decentralized, modular revenue strategy protocol.

Champion

x

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

x

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

x

Arbitrum Open House India: Online Buildathon

HOL: Programmable Secrets

Policy-backed marketplace for premium data and private agent tools. Buyers unlock access with onchain payment, programmable rules, and verifiable receipts on Robinhood Chain.

Tech StackNext, Web3, Ethers, Node, Solidity, Rust, React, Stylus
Builder
MMichael Kantor
AIInfraRWA

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

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
SSayeed Mehrjerdian
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
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
SSir Gawain
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
PPeridot Finance
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
ZZainan Victor Zhou
DeFiNFTRWAAI
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