Logo

Open House Archive

Welcome to the Open House Archive - your central repository for accessing all previous Open House buildathons and projects.

projects-banner

Project Highlight

Builder Highlight

Most Hackathon Won

Most Project Built

All Projects

By ProjectBy Buildathon
Build
  • Explore Buildathon
  • Project Archive
Hack
Hack Coming Soon
  • Explore IRL Hackhouse
  • How to Qualify
  • Past Events

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 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
H

Hendrix Iphonk

Surabaya, Indonesia
Champion
15
No.1
M

Minh Sơn

Vietnam
Champion
15
No.2
R

Ricky

California
Champion
15
No.3

MONOMA

Monoma is a 100% decentralized, non-custodial platform that enables seamless stablecoin settlement to Arbitrum from multiple networks. Users maintain full control of their funds.

Tech StackReact, Solidity, Rust, cctpv2, typescript, javascript, Ethers, postgre
Builder
CCadalt
DeFiInfraOther

ArbMaxx

Arbmaxx is a Farcaster miniapp that eliminates friction in Web3 trading. By connecting your Safe Wallet, Arbmaxx unlocks valuable trading signals from top accounts and lets you execute trades instantly—no pop-ups, no switching tabs, no manual steps.

Tech StackNext, Web3, Solidity, Python
Builder
AAbhishek Dubey
SocialFiDeFiAI

Fargo

Fargo is a platform that lets users create AI-generated images using their own NFTs. Users can mint these AI-generated images as new NFTs to store them permanently and create even more AI creations.

Tech StackReact, Web3, Solidity, Node
Builder
DDivyansh Goel
NFTAI

Max it on TG

Maxxit AI is an automated trading platform that combines crypto influencer insights with a secure on-chain smart wallet for seamless execution. Users can discover top-performing analysts through our Crypto Influencer Constellation dashboard, subscribe to their signals, and let an AI agent execute trades directly from a self-custodial Safe wallet on Arbitrum. With full on-chain transparency, real-time Telegram integration, and support for spot trading strategies, Maxxit AI bridges expert market signals with secure, automated, and verifiable trade execution.

Tech StackWeb3, Solidity, Next, Node
Builder
AAbhishek Dubey
SocialFiDeFiAI

ProofPal

A Decentralized zkML platform built on Arbitrum.

Tech StackWeb3, Ethers, Solidity, Node, React, Next, Rust
Builder
RRahul Shanmugam
AIDeFiOther

ArbiRush

ArbiRush is all about quick decisions and clean runs. Learn the flow, grab boosts, and see how high you can climb on the leaderboard.

Tech StackNext, Solidity, Ethers, Web3
Builder
YYash Prajapati
GamingDeFi

SignalScout

Signal Scout lets you track key token metrics like Social Volume, Price, and Market Volume. Subscribe to 3 signals and unlock the ability to mint an NFT.

Tech StackVue, Web3, Ethers, Rust, Node
Builder
KKanav Modi
DeFiNFT

Agentic GMX

Welcome to our hackathon project! We’ve built a backend service that seamlessly integrates with Safe Wallet to execute trades on the GMX decentralized exchange. Our solution combines security, transparency, and automation, giving users full control while ensuring every action is verifiable on-chain.

Tech StackWeb3, Python
Builder
AAbhishek Dubey
DeFiAI

Credstreak

CredStreak is an on-chain accountability app where users stake tokens on challenges—starting with fitness steps —and prove completion with Reclaim zkTLS,Built as a Farcaster mini-app on Arbitrum, it turns streaks into social, verifiable achievements.

Tech StackNext, Web3, zkTLS, Solidity
Builder
AAvinash Nayak
OtherSocialFi

darkest-Dungeon

Welcome to Darkest Dungeon, an infinite procedural dungeon-crawling adventure where danger lurks around every corner! 🧙‍♂️⚔️ Explore mysterious dungeons, collect treasures, defeat fearsome enemies, and race to find the stairs to escape to the next level! But beware—each level gets harder, and you only have 3 lives. Can you survive the darkness and climb to glory?

Tech StackReact, Next, Web3, Ethers, Solidity
Builder
Uunsunggamerz001

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
Ccrypto guy
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
  • Previous
  • 1
  • 2
  • 3
  • 4
  • More pages
  • 12
  • Next