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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
s

songsu

Hong Kong
Champion
1
No.1
e

elpabl0.eth

Indonesia
Champion
1
No.2
c

contact ai

Champion
1
No.3
Most Project Built
z

zorzalcripto

regencia
Champion
55
No.1
R

Rick

California
Champion
44
No.2
A

Amaan Sayyad

Navi Mumbai, India
Champion
33
No.3

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

Arbitrum No Code Agent Builder

Zero Coding Experience? Now Build Complex On-Chain Agentic Workflows with NO CODE! Simply Drag and Drop, and your agent is READY! Powered Completely By Stylus Contracts!

Tech StackNext, Ethers, Rust, Node
Builder
SSam Felix
AIInfra

ArbiFans

A creator monetization platform powered by the x402 payment protocol, enabling instant content access, seamless contract signing, and frictionless Web3 payments without wallet complexity.

Tech StackReact, Web3, Node, Solidity, Arbitrum
Builder
SStefaron Evan
SocialFiInfra

ChatMint AI

ChatMint AI is an Intelligent IP Studio where creators use Gemini AI to generate ideas and register visual creations as on-chain IP assets on Story Protocol, ensuring true ownership and permanence.

Tech StackReact, Next, Web3, Node, Python, Solidity, Ethers
Builder
OOm Kumar
AINFTInfra

ArbiFans

A creator monetization platform powered by the x402 payment protocol, enabling instant content access, seamless contract signing, and frictionless Web3 payments without wallet complexity.

Tech StackReact, Web3, Node, Solidity, Arbitrum
Builder
SStefaron Evan
SocialFiInfra

Vitrum

The Onchain Identity & Reputation on Arbitrum.

Tech StackNext, Web3, Solidity, Alchemy, Tailwind CSS, Node JS, Wagmi, Rainbowkit
Builder
OOktavianus Bima Jadiva
SocialFiNFTOther

Vitrum

The Onchain Identity & Reputation on Arbitrum.

Tech StackNext, Web3, Solidity, Alchemy, Tailwind CSS, Node JS, Wagmi, Rainbowkit
Builder
EEmmanuel Zoe
SocialFiNFTOther

zkAssetRaffle

A decentralized, transparent, and tamper-proof raffle system that bridges physical products and on-chain verification.

Tech StackNext, React, Node, Solidity, Move
Builder
Sskysys.eth
InfraRWA

Quintle

Because Trust Shouldn’t Be Optional.

Tech StackReact, Next, Web3, Ethers, Node, Solidity
Builder
AAlif Rizqullah M
DeFiNFT

WalletOps

WalletOps is a pioneering autonomous finance platform designed to bridge the gap between the convenience of Centralized Finance (CeFi) and the security of Decentralized Finance (DeFi).

Tech StackNext, React, Web3, Solidity, Node, Ethers
Builder
VVishesh Jain
DeFiAIInfra

ShadowBook

Zero MEV • Zero Slippage • Institutional Privacy

Tech StackReact, Web3, Ethers, WalletConnect, Viem, Shadcn-ui, Solidity, Mev
Builder
AAqila Rifti
InfraDeFi

celar

stablecoin api for developers by developers

Tech StackReact, Solidity, Node, Web3
Builder
Mmeme man
InfraDeFi

ChatMint AI

ChatMint AI is an Intelligent IP Studio where creators use Gemini AI to generate ideas and register visual creations as on-chain IP assets on Story Protocol, ensuring true ownership and permanence.

Tech StackReact, Next, Web3, Node, Python, Solidity, Ethers
Builder
OOm Kumar
AINFTInfra
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