All hackathons
Completed
organized by Stellar Development Foundation

Stellar Hacks: KALE x Reflector

Aug 18 to Sep 8, 2025Official site

The best smart contract platforms aren't just built—they're built together. Composability is key to a thriving ecosystem, and that starts with you. Instead of building from scratch, join us for the final hackathon in our mini-hackathon series where we spotlight and build directly on top of real, live projects on Stellar.

Winners

10 projects

xbid.ai

Composability
1st Place

xbid.ai is a multi-LLM AI agent, born on Stellar. Built to evolve, it trades for real—executing delta-neutral strategies with AMM-hedged borrows and rebalancing collateral—on a loop that generalizes beyond markets under selection pressure

Prize not stated

Kale Farmers Market

Composability
2nd Place

Created an ecosystem hub for kale users/hodlrs

Prize not stated

Not Circle of Trust

Composability
3rd Place

Not Circle of Trust is a fun game of trust and betrayal mixed with the risk of losing Kale!

Prize not stated

Kale Grab Rush

Composability
4th Place

Token communities struggle to turn attention into real on-chain activity and fair, replay-resistant contests. Kale Grab Rush solves this with a 4-stage arcade: 1-3 free, stage 4 wallet-gated (1 KALE), paid verified runs, live leaderboard, weekly pot.

Prize not stated

Reflector TradeBet

Composability
5th Place

Automated DeFi trading platform on Stellar blockchain. Features 24/7 trailing stop trading, real-time oracle data, prediction markets, and Telegram notifications. Built with Next.js & Rust smart contracts for secure, hands-free crypto trading.

Prize not stated

Top Kale

Composability
6th Place

Top Kale provides real-time token holder rankings and stats for the Stellar ecosystem. Through a Discord bot and dashboard, it makes blockchain data accessible, transparent, and easy to use for communities and developers.

Prize not stated

Stratum

Composability
7th Place

Multi-Signature transactions made simple on Stellar

Prize not stated

Kale on Zenex

Composability
8th Place

Start trading perpetuals with Kale fully on-chain

Prize not stated

ARS Price Arena

Composability
9th Place

A gamified decentralized betting platform built on Stellar blockchain, focused exclusively on Argentine Peso (ARS) volatility prediction.

Prize not stated

CouvePIX

Composability
10th Place

The Kale Wallet with PIX (Brazil) integration for the Meridian 2025 event.

Prize not stated
Submitted projects
45
Still building
not known
Shipped
not known
status: Built
Abandoned
not known
status: Abandoned

Projects

45 submitted

DoraHacks counts 46 submissions for this event; 45 are served here. The other one is not: a submission its team hid or deleted, or a resubmission counted once under its first entry.

Edge Traders

Composability

Back the smartest AI traders with $KALE tokens and earn rewards in our zero-loss virtual trading battles.

KALE Markets

Composability

KALE Markets - Stellar-based prediction markets where users bet on creative outcomes using KALE tokens

KALE Price Tracker

Composability

KALE Price Tracker addresses this by providing a lightweight, reliable price oracle integrated with the Reflector oracle via the Stellar Testnet Horizon API

Stratum

Composability

Multi-Signature transactions made simple on Stellar

Kale Grab Rush

Composability

Token communities struggle to turn attention into real on-chain activity and fair, replay-resistant contests. Kale Grab Rush solves this with a 4-stage arcade: 1-3 free, stage 4 wallet-gated (1 KALE), paid verified runs, live leaderboard, weekly pot.

KaleConnect

Composability

International remittances cost 8-15% in bank fees and take 3-7 days. 800 billion dollars a year is lost in an expensive, slow, and bureaucratic financial system that excludes millions of families globally.

xbid.ai

Composability

xbid.ai is a multi-LLM AI agent, born on Stellar. Built to evolve, it trades for real—executing delta-neutral strategies with AMM-hedged borrows and rebalancing collateral—on a loop that generalizes beyond markets under selection pressure

Kale Pension Fund

Composability

Kale Pension Fund solves the critical lack of long-term, stable retirement vehicles in the volatile DeFi landscape by automating a risk-adjusted, professionally managed portfolio powered by real-time on-chain data

KaleGuardVaults

Composability

To make KALE farming on Stellar secure, sustainable, and engaging by combining automated yield, insurance, pension, lending, and gamified modules empowering users to grow and protect their assets with confidence.

Reflector TradeBet

Composability

Automated DeFi trading platform on Stellar blockchain. Features 24/7 trailing stop trading, real-time oracle data, prediction markets, and Telegram notifications. Built with Next.js & Rust smart contracts for secure, hands-free crypto trading.

Kaleracle

Composability

Kaleracle revolutionizes prediction markets by fostering collaborative forecasting on the Stellar blockchain.

KaleShield

Composability

Rug pulls, hacks, crashes? Kale Shield’s got your back with unstoppable, on-chain insurance fueled by KALE and Reflector oracles

fKALE

Composability

Trade your future, not yet unfarmed KALE.

Top Kale

Composability

Top Kale provides real-time token holder rankings and stats for the Stellar ecosystem. Through a Discord bot and dashboard, it makes blockchain data accessible, transparent, and easy to use for communities and developers.

Stellar Guard

Composability

To give traders peace of mind by protecting their portfolios 24/7 with automated stop-loss and take-profit orders on Stella

harvest

Composability

building sophisticated, automated financial tools on the Stellar network

StellarForge

Composability

StellarForge Analytics provides real-time KALE token farming intelligence on Stellar, helping DeFi farmers maximize yields with live price tracking and farming metrics.

KaizenX

Composability

KaizenX is a decentralized event platform built on Stellar that revolutionizes event management through blockchain technology, integrating KALE token economics for proof-of-commitment and Reflector oracle data for dynamic market-responsive pricing.

Not Circle of Trust

Composability

Not Circle of Trust is a fun game of trust and betrayal mixed with the risk of losing Kale!

ARS Price Arena

Composability

A gamified decentralized betting platform built on Stellar blockchain, focused exclusively on Argentine Peso (ARS) volatility prediction.

Kale Farm Re-Design

Composability

Transform Kale Farm into a fun, educational, and interactive blockchain game that introduces new users to blockchain concepts seamlessly, while creating a community-driven ecosystem where players can earn, trade, and learn.

KALE-ndar: A Prediction Market for Real-World Events

Composability

This project enables decentralised, onchain prediction and collaboration by letting users farm KALE and resolve outcomes via trusted oracles, solving the lack of community-driven, composable forecasting tools on Stellar

Synapse Trade

Composability

The future of decentralized trading: 3-second settlements, real-time price feeds, and AI-powered insights on Stellar.

KALE Syndicate

Composability

Most DeFi farming is lonely and repetitive. KALE Syndicate solves this by making farming social and fun with guilds, leaderboards, badges, and Telegram Mini App integration.

Risk Guardian

Composability

A DeFi risk management solution providing real-time monitoring, advanced analytics, alerts, and portfolio protection.

Kalesp

Composability

Democratization of Kale mining with IoTs. Stop the GPU/CPU turn-on Low Frequency Hash Rate IoT Vibe

Kale-pool

Composability

To create a shared farming ecosystem where anyone can be a farmer while they hire workers to work for thier plantations.

Kale on Zenex

Composability

Start trading perpetuals with Kale fully on-chain

KALE-Missions

Composability

KALE Missions is a community-driven, rapid-response platform for DeFi market stabilization on the Stellar network, enabling users to collectively mitigate crises through targeted missions.

Kale Deal Done

Composability

DeFi lending app where users collateralize KALE to borrow USDC. A Soroban contract enforces collateral ratios, liquidation, and fees. React + Freighter uses on-chain pricing (oracle fallback) and Firebase for real-time UX.

Kale Farmers Market

Composability

Created an ecosystem hub for kale users/hodlrs

Hedge

Composability

Hedge protects your purchasing power by automatically converting a portion of your salary to USD and/or XML when your local currency weakens beyond a configurable threshold.

Kalebound

Composability

Gamifying Growth for the Kale Ecosystem

Stellar Portfolio Rebalancer

Composability

Autonomous portfolio management on Stellar blockchain with real-time rebalancing, advanced risk controls, and 24/7 automated monitoring to maintain optimal asset allocations without human intervention.

Kale-Pulse

Composability

A modern, responsive web application built for tracking KALE cryptocurrency prices in real-time. Designed specifically for the Stellar blockchain ecosystem.

KALE-Cult

Composability

Cultivating not just farms, but impact — stake, work, and harvest for a meaningful purpose.

Stellar Stake House

Composability

Stellar Stake House solves DeFi's biggest fear: losing custody. Our non-custodial delegation platform lets users earn rewards on tokens like KALE without their assets ever leaving their wallet, driving trust and growth for the entire Stellar ecosystem.

RemittEase AI: Intelligent Cross-Border Finance Platform with Reflector

Composability

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.

CalibreX

Composability

Decentralized Arbitrage Trading Platform

RebalanceX

Composability

Democratizing sophisticated DeFi portfolio management through intelligent automation on Stellar's lightning-fast infrastructure.

Stellar Arbitrage

Composability

To enable traders be profitable by taking advantage of arbitrage opportunities in Decentralised exchanges.

Kale-Weather-Farming-System

Composability

To Introduce weather dependency to the mining ecosystem making it more fun to join the mining pool with more rewards and loses.

CouvePIX

Composability

The Kale Wallet with PIX (Brazil) integration for the Meridian 2025 event.

Kaleidofi

Composability

Our vision is to unlock the full potential of decentralized liquidity on Stellar by eliminating the risk of Impermanent Loss. KaleidoFi provides a vital insurance layer, making DeFi safer and more accessible for all.

ML Studio

Composability

Allowing anyone to build, train and deploy AI models online and contributors get rewarded