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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

Diversifi

Get stable, or die trying! Diversifi leverages real world assets like gold on arbitrum alongside global & regional stablecoins on celo to enable users to protect their savings & income from inflation

Tech StackReact, Next, Web3, Ethers, Node
Builder
Ppapajams
DeFiAIRWA

privascore

Privacy-Preserving Credit Scoring.

Tech StackReact, Solidity, Ethers, Python
Builder
TTed Adams
DeFiRWAInfra

Tipx

An on-chain & cross-chain tipping platform with rewards.

Tech StackNext, React, Solidity, Foundry, Circle BridgeKit (CCTP v2), Viem ENS Functions, express 5 & better-sqlite3, wagmi, viem & rainbowkit
Builder
PParry Sondhi
DeFiRWAOther

JUDOL: Journal of Underlying Decentralized Open Ledgers

An Academic Publishing DAO turning papers into Liquid Assets. We monetize research & data with AI-powered verification.

Tech StackReact, RainbowKit, TypeScript, Vite, Web3, IPFS, Wagmi
Builder
IIce zzz
RWADAOAI

JUDOL: Journal of Underlying Decentralized Open Ledgers

An Academic Publishing DAO turning papers into Liquid Assets. We monetize research & data with AI-powered verification.

Tech StackReact, RainbowKit, TypeScript, Vite, Web3, IPFS, Wagmi
Builder
Iice bear
RWADAOAI

Tilt Protocol

Tilt Protocol is the definitive AI-driven management layer for tokenized real-world assets, empowering anyone to deploy or allocate to institutional-grade trading strategies natively on the Robinhood L2.

Tech StackNext, Web3, Node, Solidity
Builder
AAdilbek D.
DeFiRWAAI

Privacy Protocol

The simple, seamless and secure way for developers to build confidential dApps

Tech StackSolidity, Rust, Next, React, Web3
Builder
OObaloluwa Olusoji
OtherInfra

Decentralized Lottery

A provably fair, decentralized lottery on Arbitrum with Chainlink VRF, staking mechanics, and sustainable tokenomics for long-term engagement.

Tech StackSolidity, React, Web3, Node, Foundry, Javascript
Builder
NNnaemeka Agwara
DeFiGaming

Decentralized Lottery

A provably fair, decentralized lottery on Arbitrum with Chainlink VRF, staking mechanics, and sustainable tokenomics for long-term engagement.

Tech StackReact, Web3, Solidity, Node, Arbitrum, Javascript
Builder
Nnnaemeka agwara
DeFiGaming

Hush

Brings private DeFi UX to Aave: shield funds, supply USDC, borrow WETH, repay, and withdraw back to private balance without exposing your strategy

Tech StackReact, Ethers, Node, Solidity, Vite, Foundry, Web3
Builder
MMike Krupin
DeFiOtherInfra

Cassa

Cassa is a new deterministic on-chain infrastructure that turns risk into liquid, tradable markets.

Tech StackSolidity, React, Vue, Ethers
Builder
FFrancesco Mangia
DeFiInfraRWA

Cassa

Cassa is a new deterministic on-chain infrastructure that turns risk into liquid, tradable markets.

Tech StackSolidity, React, Vue, Ethers
Builder
LLuca "MajeStyle" Bernardi
DeFiInfraRWA
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