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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
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
z

zorzalcripto

regencia
Champion
51
No.1
z

zcy22606

chengdu
Champion
26
No.2
D

David Barasa

Kenya
Champion
19
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

Maxxit

Maxxit is a trustless, non-custodial agentic DeFi platform on Arbitrum that transforms Crypto Twitter insights into transparent, PnL-backed trading agents — powering a new agentic economy.

Tech StackNext, Web3, Ethers, Solidity, Node, Python
Builder
PPurvik Panchal
SocialFiDeFiAI

UnWallet

Next generation payment infrastructure for agents, merchants and users.

Tech StackNext, Ethers, Solidity, Node
Builder
VVivek Sahu
AIDeFiInfra

TriggerX

TriggerX is a decentralized automation protocol that enables smart contracts to execute tasks based on time, conditions, or external events in a fully automated and trustless manner. Built on EigenLayer’s Actively Validated Services (AVS), it provides shared security and decentralization to ensure reliable task execution across multiple blockchains.

Tech StackGo, Web3, Next, Eigenlayer, Solidity, Ethers
Builder
AAakash Yadav
Infra

ARCADE

Imagine a social gaming arcade where every match is fair, transparent, and hosted by an AI

Tech StackNext, Web3, React, Ethers, wagmi, Arbitrum, infura
Builder
PPavan Sai
SocialFiGamingAI

BrandHero

Turn Your Customer Base Into Your Brand's Marketing Team! BrandHero is a loyalty rewards platform that uses AI for creating RELEVANT bounties and ARBITRUM as the loyalty programs' trust layer!

Tech StackNext, Solidity, Python, Node
Builder
SSam Felix Antony
AIRWASocialFi

Aristhrottle

Content sharing platform powered by Blockchain and AI to reward user attention through Attention Reward Token - $ART. Anonymous voting mechanism which rewards voter with 0.1 $ART and creator with 1 $ART. Leaderboard and milestones to add gamification.

Tech StackNext, Ethers, Web3, Python
Builder
SShubham Agarwal
SocialFiDeFiAI

Aristhrottle

Content sharing platform powered by Blockchain and AI to reward user attention through Attention Reward Token - $ART. Anonymous voting mechanism which rewards voter with 0.1 $ART and creator with 1 $ART. Leaderboard and milestones to add gamification.

Tech StackNext, Ethers, Web3, Python
Builder
Aagent zero
SocialFiDeFiAI

Orbital AMM Protocol

A next-gen AMM protocol that supports thousands of stablecoins in a single pool, scaling concentrated liquidity into higher dimensions. We've implemented a multi dimensional spherical geometry for the stablecoin assets.

Tech StackWeb3, Python, Solidity, Rust, Stylus, Rest API, Next
Builder
MMohit Grover
DeFiInfra

UnWallet

Next generation payment infrastructure for agents, merchants and users.

Tech StackNext, Ethers, Solidity, Node
Builder
SSwayam Karle
AIDeFiInfra

APT-Casino-Arbitrum

⚡️The First Fully On-Chain, Autonomous Provably Transparent Casino. Powered by Arbitrum 250ms + Chainlink 6 blocks Verifiable Randomness Functionality 🛠️🎯

Tech StackNext, Web3, Solidity, Chainlink VRF
Builder
AAmaan Sayyad
GamingSocialFiAI

SpendIN

A payment solution that lets users pay via stablecoins directly from their crypto wallets, while merchants receive instant INR through UPI, bridging the gap between crypto and everyday payments.

Tech StackNext, React, Web3, Ethers, Solidity, Node
Builder
Kkaushal desai
SocialFiOther

TriggerX

TriggerX is a decentralized automation protocol that enables smart contracts to execute tasks based on time, conditions, or external events in a fully automated and trustless manner. Built on EigenLayer’s Actively Validated Services (AVS), it provides shared security and decentralization to ensure reliable task execution across multiple blockchains.

Tech StackGo, Web3, Next, Eigenlayer, Solidity, Ethers
Builder
PPrapti Shah
Infra
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