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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

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

Builder Highlight

Most Hackathon Won

Most Project Built

Builder Highlight

Most Buildathon Won
E

Edy Cu

Jakarta
Champion
1
No.1
c

chubbyzroxas

Champion
1
No.2
Y

Yayan Fauzi

Champion
1
No.3
Most Project Built
z

zorzalcripto

regencia
Champion
61
No.1
A

Amaan Sayyad

Navi Mumbai, India
Champion
34
No.2
A

Aaditya Rawat

Champion
29
No.3

Thnikedge

ThinkEdge is a decentralized, AI-powered virtual classroom system designed to transform traditional online education into a more interactive, transparent, and learner-centric experience. Our platform integrates blockchain for trust and transparency, AI for personalized learning paths, and edge computing for low-latency, real-time interactions. By decentralizing control, ThinkEdge empowers educators and learners to connect without relying on centralized intermediaries, ensuring fair access, data ownership, and automated engagement tracking.

Tech StackReact, Web3, Java, Rust
Builder
VVipin Singh
DAONFTAI

Top-Signal-Browser

Signal Browser lets you explore tokens by momentum. Each click counts as a view—hit every 10th view and you get a chance to mint an NFT.

Tech StackVue, TypeScript, Rust, Javascript, Wagmi, viem, Ethers
Builder
MMann Shah
NFTDeFi

Sampatti

Unlock hidden value in real-world assets. Trade fractions of property, gold, or invoices instantly, securely, and transparently making investment simple, borderless, and accessible to all

Tech StackSolidity, Ethers, Web3, React, Node
Builder
SSarthak Bansal
RWADeFi

Arb-Liquidity-Agent

AI-powered DeFi companion on Arbitrum using Camelot DEX. Supply, borrow, and provide liquidity using natural language!

Tech StackNext, Web3, Ethers, Node, Rust
Builder
DDevyaniba Gohil
AIDeFi

lendarb

Lending Agent lets users lend, borrow, or withdraw on AAVE and Arbitrum using simple natural language.

Tech StackNext, Rust
Builder
IIsha Bagadiya
DeFiAI

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. It is a movement to build the PLAN - Peoples' Language and Art Network.

Tech StackSolidity, Ethers, Python, Next
Builder
Aagent zero
SocialFiDeFiAI

Stylus-English-Auction

English Auction is a decentralized NFT auction platform where sellers can list their NFTs and participants compete by placing progressively higher bids in ETH over a 7-day period. At the end of the auction, the highest bidder wins ownership of the NFT, while the seller securely receives the winning bid amount, with refunds available for non-winning participants.

Tech StackNext, Web3, Ethers, Node, Rust
Builder
KKrish Modi
NFT

Top-Signal-Browser

Signal Browser lets you explore tokens by momentum. Each click counts as a view—hit every 10th view and you get a chance to mint an NFT.

Tech StackVue, TypeScript, Rust, Javascript, Wagmi, viem, Ethers
Builder
MMann Shah
NFTDeFi

erc20-interactor

ERC20 Interactor is a clean web UI that connects to a Stylus/Rust ERC-20 contract and lets users and developers perform all common token operations — view name, symbol, decimals, total supply, check balances, send tokens, set allowances, and call transferFrom. Ideal for testing, demos, hackathons, and teaching token mechanics.

Tech StackNext, Web3, Ethers, Node, Rust
Builder
DDEVANSH GAJJAR
NFT

Orbital

A next-gen AMM that supports 2, 3, or even 10,000 stablecoins in a single pool, scaling concentrated liquidity into higher dimensions.

Tech StackSolidity, Rust, Next, Node
Builder
AAbhivansh Saini
InfraDeFi

Soma

SOMA is a blockchain-powered platform transforming cross-border transfers in Africa. Using offline-first USSD technology, it enables instant, low-cost transactions on any mobile phone.

Tech StackNext, Web3, Node, Solidity
Builder
IIteoluwakisi Bello
DeFi

OnlyFarmers

We turn staking from speculation into impact. Users stake on real farms, powered by DePIN devices and AI-driven yield data. Built on Arbitrum L2 for faster, cheaper, scalable impact.

Tech StackNext, Solidity, Web3, Ethers, Viem
Builder
OOoviya Manickam
OtherDeFiAI
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