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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 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
A

Akan

Lagos, Nigeria.
Champion
14
No.1
S

Skia Variants

The Blockchain
Champion
13
No.2
H

Hafiidh Luqmanul Hakim

Indonesia
Champion
7
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

StylusForge

A complete Arbitrum Stylus ecosystem: browser IDE for zero-setup development, interactive tutorials with NFT badges and Onchain voting marketplace where developers showcase projects to attract funding

Tech StackReact, Next, Node, Web3, Ethers, Rust, Solidity, Python
Builder
KKamwanga Raheem
InfraDeFiAI

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
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