All hackathons
Completed
organized by Stellar Development Foundation

Stellar Build Better Hackathon

Mar 11-31, 2025Official site

Stellar smart contracts were built different: they were built better, with you in mind. Real-world use cases, superior tech, community support, and a thriving ecosystem give builders what they need to reimagine the future. Join us in redefining the power and possibilities of smart contracts.

Winners

3 projects
Submitted projects
82
Still building
not known
Shipped
not known
status: Built
Abandoned
not known
status: Abandoned

Projects

82 submitted

DoraHacks counts 84 submissions for this event; 82 are served here. The other 2 are not: submissions their teams hid or deleted, or resubmissions counted once under their first entry.

ChainLab

Better Access

A powerful, fast, and user-friendly platform for anyone interested in building blockchain applications! Chainlab makes it easy to create, manage, and deploy smart contracts and decentralized applications (dApps) on EVM-compatible chains and Solana.

RemittEase AI: Intelligent Cross-Border Finance Platform with Reflector

Better Finance

AI-powered fintech platform integrating all three Reflector Oracle contracts for real-time currency exchange, cross-border payments, TWAP pricing, and voice-activated financial assistance.

Quantum Shield Exchange

Better Finance

We aim to be the first quantum-secure crypto exchange, integrating PQC, QKD, and hybrid blockchain technology to protect assets, identities, and DeFi. QSE envisions a secure, scalable, and trust-driven ecosystem for quantum-resistant digital trading.

TaktiRealm

Better Creativity

Our vision is to redefine board gaming by merging wordplay and strategy into a dynamic, competitive, and social experience.

KiSMATI (Smart Public Transport App)

Better Access

Congestion, poor time management, and limited information for commuters—KiSMATI revolutionizes public transport in Dar es Salaam, making commutes smoother, more predictable, and less stressful for passengers.

Abroad

Better Finance

Abroad enables seamless interoperability between Stablecoins and traditional finance, allowing users to pay with USDC via QR codes, instantly settling it into local currency. Making crypto as accessible and intuitive as any other payment method.

Tap Crash

Better Creativity

Where users tap and boost there shares

Star Sequence Challenge

Better Access

Star Sequence Challenge for the captcha

DUST AGGREGATOR

Better Finance

Users often have small leftover balances (dust) in wallets across different blockchains (Ethereum, Binance Smart Chain, Solana, etc.), but these amounts are too small to withdraw due to high gas fees

payBeam

Better Finance

Split, Share, and Settle Payments Effortlessly.

Tutum Financial

Better Finance

Tutum introduces an innovative approach to yield generation by bridging DeFi and TradFi. Our unique model unlocks access to a new segment of borrowers—SMEs—through scalable and secure lending solutions.

Financial inclusion for NGOS

Better Access

Tracks aid and funding for NGOS

Senti

Better Finance

Senti is the smart financial OS for the next wave of money - blending crypto, fiat, and AI into one seamless system. Predictive tools. Smarter flows. Real-world utility. Built to onboard the next billion.

DAO Monitor Bot

Better Access

DAO Monitor Bot tracks your DAO's and reports for latest statistics

Inject AI

Better Access

Revolutionizing Crypto Insights with AI-Driven, Gamified Knowledge Rewards

SOS - Safety On Stellar

Better Access

Better Access - SOS is a blockchain-based emergency medical information system that ensures global access to critical health data during emergencies.

edwin

Better Access

Edwin bridges AI agents and DeFi protocols, providing a unified, secure interface while abstracting away blockchain complexity and protocol-specific implementations.

AI Arena

Better Creativity

Total AI Domination - Humans Competing AI for rewards + A no code agent Launchpad - Allows anyone to fight against AI for rewards. AI is filled with crypto by its owner. AI is totally autonomous, with decision making to payments on blockchain.

PIVOT

Better Finance

Invest in topics to gain benefits

OrbitYield

Better Finance

OrbitYield's vision is to revolutionize DeFi by enabling seamless cross-chain yield farming with AI-driven optimization, automated rebalancing, and risk-aware strategies for maximized returns across blockchains.

QR Mint

Better Creativity

Your infrastructure for creating, distributing, and selling digital assets.

PeerPesa

Better Finance

Move money across borders effortlessly straight to mobile wallets and bank accounts with our blockchain-powered technology. Fast, secure, and affordable.

La Technologie Blockchain en Afrique Francophone

Better Access

Build quality and sustainable educational content for Francophone market around Stellar Ecosystem

Agrosurge

Better Finance

AgroSurge is a blockchain-based payment application designed specifically for the agricultural sector in Africa. It leverages the Stellar network to provide secure, low-cost cross-border payments and smart contracts for agricultural transactions.

Project Merlin

Better Creativity

Project Merlin offers a comprehensive Web3 ecosystem that includes four core decentralized services, making it a versatile platform for crowdfunding, freelance talent sourcing, community engagement, and token launches.

Soride

Better Access

Full Fledged web-based IDE for Soroban programming that support Stellar.

BaseVote

Better Creativity

BaseVote envisions a secure, transparent platform that fosters trust, civic responsibility, and digital literacy in students through blockchain-powered voting.

DeFi-DashBoard

Better Finance

DiFi Dashboard unifies your DeFi wallets, letting you track balances and transactions across networks in one place. Simplify asset management and stay updated—no more juggling platforms!

E-Vote Decentralized Voting App

Better Finance

E-Vote Decentralized Voting App aims to revolutionize the traditional method of voting which possess insignificant challenges and threats to the integrity, accessibility and efficiency of conducting a free and fair elections.

Banking – An evolution in Risk Management

Better Finance

Banking – An evolution in Risk Management

Sorobanhooks

Better Finance

A real-time webhook-driven platform for developers to automate contract deployment, event monitoring, and cross-chain transactions on Stellar and Soroban.

Tessium

Better Access

There are fewer core users of web3; with so many new projects launching and funds being raised, they just keep utilizing the playbook of ‘farming’ the same current million users.

DevAsign

Better Finance

DevAsign is the payment systems for task-based work

FlezPay

Better Finance

Automating retail business operations and cross border payment with AI while driving crypto mainstream adoption.

Mammon App

Better Finance

Mammon eliminates risky P2P trading by enabling instant, secure, and low-cost crypto-to-fiat conversions. Built on Stellar Blockchain, it supports cross-border transactions, swaps, savings, withdrawals, and deposits, ensuring real-world crypto utility.

Bewd

Better Creativity

Social media engagement is worthless. Creators can't monetize fairly and fans can't invest in viral content or creative works..

StellAIr

Better Access

Framework to build Stellar AI agents

StellarRemit

Better Finance

StellarRemit enables instant, low-cost global money transfers through blockchain technology, eliminating traditional banking barriers.

Airpay

Better Finance

AirPay is a blockchain payment platform for secure, low-cost transactions, including bulk payments, donations, and in-app purchases, using smart contracts, APIs, and QR payments for fast Web3 transactions.

Nexagrid

Better Access

all in one wallet with simple UI, a world where financial borders dissolve, and every individual regardless of location, income, or access to traditional banking—can participate in the global economy with ease.

web3lancer

Better Finance

Web3Lancer is a global hub for freelancers and creators to connect, collaborate, and earn crypto

youiux

Better Creativity

YouiUX is a next-generation design tool built for the web3 era, powered by AI to enhance your workflow.

NOUNLogic

Better Access

A modern, feature-rich Learning Management System with Web3/AI integration.

StellarPay

Better Finance

Our vision extends beyond simple transaction monitoring to create a comprehensive platform that democratizes access to the powerful capabilities of the Stellar network.

Stellar MCP

Better Finance

Blockchain and defi are hard, let's solve this by creating more informed AIs that can help users

Token Comic Stellar

Better Creativity

Token Comic solves the lack of reader interaction and involvement in traditional comics by allowing users to engage more deeply and personally with web 3 technology, through exclusive NFTs that offer additional content and unique secrets.

CryptoCart

Better Finance

CryptoCart enables seamless shopping regardless of currency limitations. Users share QR codes in stores, and community members pay in local currency while receiving XLM, creating a borderless payment network that currently bridges XLM and INR transactions.

PayZoll_Stellar

Better Finance

Payroll Made Fast, Secure, and Seamless with Stellar Ecosystem.

FixedRateX Tagline: A Stellar-powered payment gateway for cross-border subscriptions with fixed FX rates.

Better Finance

Businesses lose money on cross-border subscriptions due to FX swings. FixedRateX locks exchange rates for 30-90 days using Stellar’s DEX, guaranteeing local currency payouts—zero volatility risk. StellarHackathon

EduChain-Decentralized-LearningCredentials

Better Access

EduChain tackles the lack of standardized, verifiable educational credentials globally, using Stellar blockchain to issue secure, portable credentials, enhancing trust and accessibility across borders and institutions.

Druid

Better Finance

DEFI payment made easy with stellar blockchain

ArtChain: Collaborative Digital Art Platform on Stellar Blockchain

Better Creativity

ArtChain solves the lack of collaboration in digital art by enabling real-time co-creation, transparent attribution, and fair revenue splits via Stellar blockchain, empowering artists globally.

StellarMed

Better Access

A decentralized health record management system powered by Stellar blockchain technology, providing secure, verifiable, and portable health credentials.

Klaberos Swap

Better Finance

Concentraded amm on Stellar

Stellar-MCP

Better Finance

A real-time MCP server for Stellar blockchain metrics, enabling users to get the latest Defi data in the Stelar ecosystem

OlivIA

Better Finance

Lets users execute blockchain transactions using natural language

Vaquita v2

Better Finance

Save-to-earn DeFi platform

FireBastion - Decentralized Fire Damage Insurance for Homes

Better Finance

We’re building a decentralized fire insurance on Soroban to bring automated payouts, transparency, and fairness to wildfire prone regions where traditional insurances are failing.

EazeFi

Better Finance

EazeFi envisions seamless cross-border remittances, empowering users to send tokenized currencies instantly across borders from Stellar (XLM/USDC) to Mobile money such as M-Pesa, with low fees, fast settlement & user-friendly access.

Soroban to MCP Server in seconds + Policy Signers Playground

Better Finance

What if EVERY Stellar Smart Contract was instantly AI-accessible? Our tool turns Soroban contracts into AI-ready MCP servers, letting agents handle prompts like “Send 10 to my mom”—signing and submitting Stellar transactions all through natural language.

Nova

Better Access

To build a trustless, transparent, and rewarding review system where authenticity is ensured through blockchain, AI moderation, and decentralized storage, eliminating manipulation and fostering a fair, incentivized ecosystem for users and businesses.

NeuralWallet

Better Access

To democratize blockchain access through an AI-powered chat interface that enables anyone, regardless of technical knowledge to use a crypto wallet

APTOSPACE - NFT Marketplace Website

Better Creativity

APTOSPACE is a premier NFT marketplace on the APTOS blockchain, designed for buying, selling, and trading a diverse range of digital assets, including art, music, and collectibles. It enables users to mint their own NFTs, supports various cryptocurrency wallets, and ensures the s

Blind.com

Better Access

Blind.com: Secure, anonymous space for verified pros to discuss work culture, comp & reviews. Drive workplace transparency & get real insights for your career.

Stellar Orbit

Better Access

An AI-Powered IDE for the Stellar Blockchain – Revolutionizing the Way We Build on Stellar

Blockchain-Powered Brainwave AI Model

Better Access

This model, that is integrated with AI and blockchain, captures voltage fluctuations caused by ionic currents. This model simulation reveals a range of oscillatory patterns categorized into frequency bands linked to distinct cognitive functions.

Stellar Vote

Better Access

StellarVote is a decentralized voting platform on Stellar Soroban, enabling secure, transparent, and fair elections with a one-person-one-vote model. It ensures immutable results.

Stellar Health Point

Better Access

User-centric platform built on Soroban that empowers individuals to securely log, store, and control their personal health data.

NeoSen AI

Better Creativity

A forward-thinking AI companion dedicated to providing blockchain insights, market intelligence, anime discussions, and visionary ideas for both DeFi and GameFi.

Stellar Verse

Better Creativity

Stellar Verse AI – The future of short-form content! AI-generated viral videos, NFT-powered ownership, and tokenized engagement on Stellar. Create, monetize, and grow your audience seamlessly with blockchain transparency.

SuperTip

Better Creativity

The Next-level Creator Economy on Web3

Stellar Odyssey

Better Access

A space exploration game where players learn to code smart contracts on Stellar by building their own universe.

Celestium

Better Creativity

Celestium is a platform where creators can mint non-fungible tokens (NFTs) for their digital content using Stellar's Soroban smart contracts. It automates royalty distributions each time an NFT is sold, ensuring creators are fairly compensated.

StellarFinance

Better Finance

StellarFinance addresses the inefficiencies, trust issues, and accessibility problems in traditional financial advisory services by leveraging blockchain technology

BlockFest

Better Creativity

BlockFest leverages the Stellar blockchain to provide a secure and transparent ticketing solution that fosters community engagement in the event industry.

TikCoin

Better Creativity

TikCoin is a platform where content creators can launch their own tokens and reward their communities on Stellar.

CreatorFi

Better Creativity

CreatorFi lets creators issue stocks on Stellar while fans invest in their success. Unlike platforms with manipulated prices, CreatorFi ensures organic price discovery through real market demand.

CelestX

Better Access

Web3 transactions are often complex, requiring users to manage long wallet addresses, which can lead to errors and confusion. CelestX was inspired by the need to simplify crypto transactions, making them as seamless as sending a message on social media.

StellaX AI Wallet

Better Finance

Easy onboarding for the next Billion users to the Stellar network

Stellar Rent

Better Finance

Traditional rental platforms like Airbnb and real estate agencies impose high fees (up to 14% per booking), slow payment processing (1-7 days), and lack transparency, often excluding small property owners and tenants in emerging markets.

SkillTokenDAO

Better Access

Democratize education by turning skills into crypto rewards. A Stellar-powered DAO where users earn tokens by teaching, spend them to learn, and collectively govern the platform—no middlemen, global access

Stellar.Gov

Better Access

Stellar.gov is a decentralized governance platform built on the Stellar blockchain that revolutionizes community decision-making through transparent, secure, and accessible voting.