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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

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

Arbitrum-Gas-Music

A demo to transform real gas prices on the Arbitrum blockchain into music + spectrum visualization + NFT metadata.

Tech StackReact, Web3
Builder
YYuanhao Liu
NFTInfra

Arbitrum-Gas-Music

A demo to transform real gas prices on the Arbitrum blockchain into music + spectrum visualization + NFT metadata.

Tech StackReact, Web3
Builder
4466105869
NFTInfra

Chrono Valley

A Stardew Valley-inspired gamified social journaling DApp on Arbitrum. We combine pixel-art RPG aesthetics with SocialFi mechanics, allowing users to plant on-chain memories and tip others with ETH.

Tech StackReact, Web3, Ethers, Solidity
Builder
YY cliam
SocialFiGaming

TangoH

TangoH gives students a direct channel to report school issues, ensuring every complaint gets tracked and resolved.

Tech StackReact, Rust, Solidity, Ethers, Vite, Web3
Builder
BBello Bambo
DAODeFi

TangoH

TangoH gives students a direct channel to report school issues, ensuring every complaint gets tracked and resolved.

Tech StackReact, Rust, Solidity, Ethers, Vite, Web3
Builder
BBello Bambo
DAODeFi

Pundle

Option-based Collateral protection

Tech StackReact, Web3, Ethers, Stylus, Solidity, Rust, Node
Builder
AAayushman Bhaba Padhy
DeFi

Pundle

Option-based Collateral protection

Tech StackReact, Web3, Ethers, Stylus, Solidity, Rust, Node
Builder
Hhq_1756008157
DeFi

Service Ledger

Decentralized voucher marketplace connecting local businesses with customers

Tech StackNext, Web3, Ethers, Solidity
Builder
Aabhishek Singh
DeFiNFTRWA

ArbitPy

The first Python-to-blockchain compiler. Write familiar Python, compile to Solidity or Rust, deploy smart contracts instantly

Tech StackReact, Web3, Ethers, Python, Rust, Solidity, Node, Core
Builder
RRohan Kumar
InfraDeFiAI

Chrono Valley

A Stardew Valley-inspired gamified social journaling DApp on Arbitrum. We combine pixel-art RPG aesthetics with SocialFi mechanics, allowing users to plant on-chain memories and tip others with ETH.

Tech StackReact, Web3, Ethers, Solidity
Builder
Cclaim
SocialFiGaming

The Open Assets

Tokenise, invest, borrow, and earn yield on real-world assets - verified once, executed on Mantle, and usable across any chain with a single source of truth.

Tech StackReal World Asset Tokenisation, Web3, MERN, Solidity
Builder
__ryuk_
RWADeFiInfra

Hyperkit

HyperKit is a comprehensive infrastructure toolkit designed to simplify development and enhance interoperability within the Hyperion ecosystem.

Tech StackNext, Solidity, Python, Node, Web3, Ethers
Builder
JJustineDevs
AIInfraDeFi
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