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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

OddPacked

OddPacked is an innovative GambleFi social red packet protocol built on the Arbitrum network. Moving away from the traditional 'first-come, first-served' fixed reward model.

Tech StackReact, Web3, Solidity
Builder
11289470395
SocialFiGaming

zkAssetRaffle

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

Tech StackNext, React, Node, Solidity, Move
Builder
CCoooder Rein
InfraRWA

Veil Vote

Veil Vote is a privacy-preserving on-chain voting platform. It allows users to commit and reveal votes securely using cryptographic commitments, ensuring vote confidentiality during the voting process

Tech StackRust, React, Web3
Builder
PPeter Njuguna
SocialFiDAO

Arbisper

Arbisper is mainnet-ready, end-to-end encrypted with private keys Web3 messenger with XMTP on Arbitrum under ZK protection

Tech StackWeb3, Ethers, JS
Builder
AAlex
SocialFi

ArbiPic

On-Chain Verifiable Photo Capture System empowered by Arbitrum Orbit L3 and Stylus to beat deepfakes and AI

Tech StackRust, Orbit L3, Stylus, React, Web3, Ethers, TailwindCSS, PinataIPFS
Builder
AAdil Husain
Other

ArbiPic

On-Chain Verifiable Photo Capture System empowered by Arbitrum Orbit L3 and Stylus to beat deepfakes and AI

Tech StackRust, Orbit L3, Stylus, React, Web3, Ethers, TailwindCSS, PinataIPFS
Builder
AAdil Husain
Other

LuckyClaw

The lossless GameFi protocol that turns stablecoin yield into an exciting game

Tech StackSolidity, Python
Builder
22777
GamingNFTDeFi

Bounty For Builders and Influencers (Bouncccer)

Because Trust Shouldn’t Be Optional.

Tech StackReact, Next, Web3, Ethers, Node, Solidity
Builder
AAlif Maruf
DeFiNFT

GhostTX

GhostTx is an analytics suite for Arbitrum Stylus. Using Rust and WASM, it provides a real-time dashboard for contract telemetry, gas simulation, and performance benchmarking. Made for L2 developers.

Tech StackReact, Web3, Ethers, Rust, Arbitrum Stylus, WASM
Builder
KKelly Pek Xue Er
InfraOther

Pencil Finance - Arbitrum

The world's first RWA protocol for Student Loans

Tech StackNext, Solidity, React
Builder
FFrank Li
RWADeFi

Pencil Finance - Arbitrum

The world's first RWA protocol for Student Loans

Tech StackNext, Solidity, React
Builder
Ffrank
RWADeFi

Adev

Decentralized channel subscriptions.

Tech StackSolidity, React, Rust, Python
Builder
TTed Adams
SocialFiDAOInfra
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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