Projects on Karma

Thynk is a decentralized prediction market platform built on the Celo blockchain, allowing anyone to create, trade, and resolve prediction markets transparently. It uses an innovative optimistic oracle and a decentralized jury system to ensure fair and community-driven outcome resolutions without relying on centralized authorities.

THYNK - Decentralized Prediction Markets

Created on Nov 11, 2025

MemeSeer is a comprehensive web3 security platform that protects cryptocurrency investors from rug pulls and scam tokens through real-time AI-powered risk analysis. Built on the Celo blockchain, it combines smart contract analysis, whale activity monitoring, social sentiment evaluation, and liquidity health assessment to provide users with actionable risk scores (0-100) for any token they're considering trading.

MemeSeer

Created on Nov 26, 2025

Privacy‑preserving professional credential verification using Soulbound Tokens (SBTs) and Zero‑Knowledge (ZK) proofs. This monorepo contains a Next.js dApp, Hardhat smart contracts, basic Noir circuit scaffolding, and testnet support for Celo Alfajores.

veritas-protocol

Created on Nov 11, 2025

CeloTap is a mobile-first payment tool that makes stablecoin payments simple for everyday people and small merchants. Built on Celo, it allows users to send and receive cUSD with QR codes, payment links, or phone-based identifiers. Users don’t need to understand crypto — CeloTap focuses on fast, low-fee, real-world payments that work even on low bandwidth and affordable devices.

CeloTap

Created on Nov 25, 2025

4 grants4 milestones0 roadmap items

HealthChain

Created on Nov 11, 2025

A decentralized healthcare document management system that enables patients to securely submit and share medical documents across multiple healthcare facilities through a single transaction, leveraging Celo blockchain's Model Context Protocol (MCP). URL: https://health-chain-final.vercel.app/ Smart Contract: https://sepolia.celoscan.io/address/0xB73fCA74F239273ABbb6b3d67dF449146cc2dB45 Github Repo: https://github.com/diptomoy-das/HealthChain-final.git

NexaPoll is a fully onchain, modular, and extensible voting dApp built on blockchain. Designed to empower communities, DAOs, institutions, and networks, NexaPoll enables transparent, secure, and autonomous decision-making through a robust, censorship-resistant voting protocol. Unlike traditional voting systems that rely on off-chain logic or centralized intermediaries, NexaPoll brings every step of the voting lifecycle onchain from proposal creation and voter authentication to vote casting,…

Pollverse

Created on Nov 16, 2025

1 grant5 milestones0 roadmap items

Aura.Farm

Created on Nov 11, 2025

AuraFi is a decentralized protocol that transforms social reputation into a tangible asset class. It enables creators to launch "reputation-backed" tokens where the value is not determined by speculative hype, but by an algorithmic "Aura Score" derived from verifiable on-chain activity (such as Farcaster engagement). Unlike traditional social tokens, AuraFi enforces a dual-collateral model where both creators and fans must deposit real assets (CELO) to back the token supply. This structure…

1 grant2 milestones0 roadmap items

HireNexa - Blockchain Based AI Portfolio Platform

Created on Nov 11, 2025

**HireNexa - Blockchain-Powered AI Portfolio Platform & Decentralized Project Marketplace for Developers. ** **Celo-Native** • **AI-Powered** • **NFT Credentials** • **Auto-Updating Portfolios** A revolutionary recruitment platform that combines blockchain verification, AI analysis, and encrypted portfolio NFTs. Built on Celo blockchain with automatic GitHub analysis, skill attestation, and updatable portfolio NFTs. Github Link : https://github.com/Boredooms/HireNexa

An AI-powered decentralized task marketplace built on Celo Sepolia Testnet, where requesters post micro-tasks, workers complete them, AI verifies the results, and payments are automatically released in cUSD upon approval.

Credia_CELOHACK

Created on Nov 13, 2025

Surge is a Web3 peer-to-peer gaming platform developed on the Celo blockchain that enables quick, secure, and rewarding competitive games. With their own selection of Celo wallets, customers can effortlessly stake cUSD and participate in the live, skill-based game versus others around the world. Surge depends on smart contracts on Celo to handle stakes, game results, and payouts, allowing instant, transparent, and tamper-proof rewards. Our mission is to democratize competitive gaming to be as…

Surge

Created on Nov 12, 2025

1 grant4 milestones0 roadmap items

DeMarketIze

Created on Nov 13, 2025

# DeMarketIze *DeMarketIze is a revolutionary platform that gamifies market research and rewards users for their participation. It's a decentralized application that connects companies seeking market insights with a global community of players ready to provide valuable data.* ## The Problem Traditional market research is often slow, expensive, and struggles to engage participants. Companies face challenges in obtaining authentic data, while users are rarely compensated for their time and…

BridgePay is a decentralized finance (DeFi) application designed to facilitate secure, fast, and offline-ready digital transactions. Built using modern technologies like Kotlin, Node.js, and the Celo blockchain, BridgePay allows users to perform peer-to-peer transactions seamlessly—even without an active internet connection. Github link: https://github.com/Chiranjeev-2707/BridgePay

BridgePay

Created on Nov 11, 2025

GeoVerse is a revolutionary Web3 platform that bridges the gap between virtual real estate investment and real-world economic development. Built on the Celo blockchain, GeoVerse democratizes access to real estate investment by allowing users to purchase virtual land parcels tied to specific geographic locations for as little as ₹10 ($0.12 USD). The platform's groundbreaking innovation lies in its algorithmic linking mechanism: virtual asset values and passive income generation are directly…

Geo-Space Virtual NFT Platform

Created on Nov 11, 2025

Quantifying and funding ecological restoration is one of the most significant challenges of our time. Traditional systems often rely on trust-based reporting, which can be inefficient, opaque, and difficult to verify. This makes it challenging to channel capital effectively toward projects that deliver genuine, positive environmental change. The Varidian Protocol (Geospatial AI Asset-Indexer) is a proof-of-concept that directly tackles this problem. It creates a transparent, data-driven, and…

The Varidian Protocol

Created on Nov 11, 2025

Arx is a Layer 3 blockchain built on OP Stack, settling to Celo, that transforms environmental projects into verifiable, tradeable carbon credits through decentralized validation and proof-of-impact consensus. Arx solves the climate finance trilemma: verification, transparency, and liquidity. We enable: 🌱 Funders to invest in verified environmental work and receive tokenized carbon credits 🔨 Operators to access capital for projects and prove their impact on-chain ✅ Validators to earn fees…

Arx Protocol

Created on Oct 30, 2025

The GEN Grant Program 01 enables a bioregional network of ecovillages to implement regenerative projects through Ethereum-aligned coordination and transparent on-chain micro-funding. Leveraging DAO governance, ReFi tools, and on-chain verification, the program funds solar resilience, water restoration, biodiversity monitoring, and community infrastructure to strengthen local regenerative capacity and decentralized economic resilience.

GEN Ukraine Grant Program 01

Created on Nov 25, 2025

The program is a curated participatory funding round that supports a small cohort of bioregional regenerative initiatives with staged grants, hands-on capacity building, and mentorship to pilot Web3 integrations that strengthen ecological restoration, community resilience, and local economic inclusion. It combines on-chain impact reporting (Karma GAP), a two-stage disbursement model tied to verified progress, and tooling pilots such as dMRV, impact credentials, and local-currency mechanisms to…

Regenerant Catalunya

Created on Nov 25, 2025

This initiative seeds regional regenerative Landscape Hubs by providing microgrants and capacity-building to local steward teams to co-create place-based Story Decks, initial governance, and context‑based MRV frameworks. By onboarding landscapes to Web3 tooling — including on‑chain disbursements, organizational wallets, and attestation‑based accountability — it pilots participatory, trust‑based funding flows and transparent impact measurement that strengthen local stewardship and build durable…

Regenerate Cascadia: Phase One LHC Grant Program

Created on Nov 25, 2025

PiggySavfe is an innovative decentralized savings platform on the Celo blockchain that makes financial tools simple and accessible for everyone, especially in underserved communities. We blend traditional African savings wisdom with modern blockchain technology to help people save money, pay bills, and support their communities. Our platform offers three main features: Esusu Thrift Campaigns: Join rotating savings groups where 2-5 friends or family contribute monthly to a shared pot. Each…

PiggySavfe

Created on Nov 13, 2025

4 grants14 milestones0 roadmap items

PrediKt

Created on Nov 24, 2025

The PrediKt project is a decentralized prediction battle platform that leverages blockchain technology to create trustless, transparent 1v1 prediction duels. Users can create and accept prediction battles by staking CELO tokens, where each battle presents a prediction with a stake amount, a challenger, and an optional specific opponent. The outcome of each battle is resolved on-chain through smart contracts to ensure fairness and automatic distribution of winnings. The core smart contract,…

4 grants21 milestones0 roadmap items

Celo AppKit Starter

Created on Nov 25, 2025

This project demonstrates a production-ready integration of the Reown AppKit on the Celo network. It features full wallet connection management, custom network switching between Celo and Base, and high-value user verification via on-chain message signing. The goal is to provide a reference implementation for builders looking to leverage Celo's mobile-first infrastructure with the latest WalletConnect tooling.

10vote is a mobile-first, Play-to-Earn (P2E) competitive trivia game where users duel head-to-head for micro-stakes using $\text{cUSD}$ (Celo's stablecoin). It offers fast-paced, 10-question duels across diverse categories, providing a fun, skill-based path for users to earn stable-value crypto rewards.

10Vote

Created on Jul 21, 2025

3 grants8 milestones0 roadmap items

Celo-Dapp

Created on Nov 24, 2025

Celo DApp - Token Claimer is a modern decentralized application built on the Celo blockchain that enables seamless wallet connections and token claiming functionality. The platform allows users to connect their Web3 wallets, view real-time balances, and claim free tokens on the Celo Alfajores testnet. Built with cutting-edge technologies including React, Vite, Wagmi, Viem, and RainbowKit, this dApp provides an intuitive and user-friendly interface for interacting with the Celo ecosystem. The…

Celo Token Claimer, Celo blockchain ekosisteminde çalışan modern bir decentralized application (dApp)'tir. Kullanıcılar Minipay, Valora ve diğer WalletConnect uyumlu cüzdanlarıyla kolayca bağlanarak Celo Mainnet ve Alfajores Testnet üzerinde ücretsiz token claim edebilirler. Next.js 16, Wagmi, RainbowKit ve TypeScript ile geliştirilmiş, modern ve kullanıcı dostu bir arayüze sahiptir. Proje, Celo ekosistemine yeni kullanıcıların katılımını kolaylaştırmayı ve blockchain teknolojisini daha…

CeloWorkshopApp

Created on Nov 24, 2025

Chainsaw is a Chrome extension that adds a quick-access panel to supported blockchain explorers (like Etherscan or BaseScan), enabling users to perform routine Web3 wallet actions with one click. It simplifies interaction with blockchains by allowing predefined transaction templates and custom configurations for different networks.

Chainsaw

Created on Aug 26, 2025

4 grants4 milestones0 roadmap items

ODTU Wall - Decentralized Message Board

Created on Nov 23, 2025

A decentralized message board built on the Celo blockchain that allows ODTU (Middle East Technical University) community members to share messages, announcements, and thoughts in a transparent and censorship-resistant way.

A decentralized crowdfunding platform built on Celo using Celo Composer and Composer Kit. Create fundraising campaigns, donate cUSD to causes you care about, and ensure transparency through smart contracts.

CeloImpact

Created on Nov 23, 2025

Celo Coffee Portal is a decentralized, censorship-resistant micro-tipping platform built on the Celo Blockchain. It empowers creators, developers, and community leaders to receive direct financial support in CELO tokens without intermediaries. Unlike traditional Web2 platforms, it leverages blockchain for transparency, allowing supporters to attach immutable on-chain messages to their donations. The project was architected and deployed using the Model Context Protocol (MCP), showcasing the…

Cole-app

Created on Nov 23, 2025

Frame Mind is a small tool that tracks a Farcaster account’s daily activity and turns it into a simple, easy-to-read report. It checks changes in followers, engagement on recent casts, and how the account’s overall activity is trending over time. The goal is to give creators and project owners a quick snapshot of how their presence on Farcaster is growing each day—without any complicated dashboards or extra noise

Frame-Mind

Created on Nov 23, 2025

A user-friendly decentralized application (dApp) built on the Celo blockchain that functions as a digital piggy bank. Users can securely deposit Celo tokens into a smart contract to save for the future. The project utilizes Hardhat for smart contract development and Next.js for a seamless web interface, demonstrating a fast and low-cost DeFi experience on the Celo network.

Celo Piggy Bank

Created on Nov 23, 2025

The global community garden for all Green Goods participants. This is the root garden that serves as the entry point for new users and community activities. All participants start here and can join specialized gardens as they engage with the platform.

Green Goods Community Garden

Created on Nov 23, 2025

Description Sigma Protocol is a next-generation treasury management suite designed for modern on-chain organizations. It replaces rigid "1-person-1-vote" multisigs with Weighted Governance, allowing companies to mirror their real-world equity structures on the blockchain. Sigma also integrates Batch Execution, enabling treasuries to send payroll to dozens of recipients in a single transaction, significantly reducing gas fees and administrative overhead.

Sigma Protocol

Created on Nov 22, 2025

SDK QR Payment is a seamless and efficient payment experience through the implementation of the X402 Protocol on the Celo Network. Leveraging USDC for fast, stable, and low-cost transactions, it empowers businesses to integrate secure blockchain-based payments effortlessly. Designed for reliability and simplicity, it enables instant verification and smooth backend payment processing within any digital ecosystem.

QR Payment SDK

Created on Nov 12, 2025

"Mini Celo-Jack", Celo blok zincirinin hızını ve düşük işlem ücretlerini göstermek için tasarlanmış, basitleştirilmiş bir Blackjack (21) oyunudur. Kullanıcı dostu arayüzü ve hızlı oyun mekanikleriyle, geleneksel casino deneyimini merkeziyetsiz bir platforma taşır. Temel Özellikler: Hızlı Oynanış: Her kart çekişinde uzun bekleme süreleri veya cüzdan onayı gerektirmez. Tek bir işlemle oyun başlar ve hızlıca sonuçlanır. Celo ile Güçlendirildi: Celo'nun yüksek işlem hızı ve düşük gaz ücretleri…

Mini Celo-Jack

Created on Nov 21, 2025

Green Goods Community Garden

Created on Nov 21, 2025

Welcome to Noughts & Bytes! This is a classic Tic-Tac-Toe game where you can test your skills against an AI opponent. The game is built with Next.js, React, and Tailwind CSS for the frontend, and uses Genkit for the AI logic.

noughts and bytes

Created on Nov 21, 2025

noughts

Created on Nov 21, 2025

PhoneTransfer is an innovative solution that leverages Celo blockchain's ODIS (Obfuscated Decentralized Identity Service) technology, enabling users to send cryptocurrency using only phone numbers without needing to know complex wallet addresses.

CryptoPhone

Created on Nov 21, 2025

Celapp is a seamless "Link-to-Pay" dApp built on the Celo blockchain. It allows users to send crypto assets (like cUSD) by simply generating a claimable link. The recipient acts as a lightweight escrow; anyone with the link can claim the funds instantly via MiniPay or any Celo-compatible wallet, removing the friction of copy-pasting long wallet addresses. https://github.com/SweetieBirdX/Celapp.git

Celapp

Created on Nov 21, 2025

CeloMint is a fast, mobile-friendly Web3 app that lets users connect their wallet and mint a token with a single tap on the Celo network. Built with Composer Kit UI, Wagmi/Viem, and Hardhat, CeloMint delivers a simple and accessible minting experience for anyone exploring Web3. https://github.com/yusufonerozbek/celotip0.git

celotip0

Created on Nov 21, 2025

A lightweight identity & payment layer built on Celo that enables seamless micro-transactions, reputation scoring, and cross-border interactions for mobile-first users. NomadFlow empowers developers to integrate frictionless wallets and verified identities into any app with just a few lines of code.

NomadFlow

Created on Nov 21, 2025

CeloMintDAO is a lightweight, mobile-friendly mini DAO application that allows users to connect their wallets, mint a single token, and view their token balance on the Celo network. Built using Wagmi, Viem, Composer Kit (@celo/react-components), and Hardhat, it provides a modern Web3 experience. With a mobile-first UI designed using Composer Kit, users can: Connect their wallet, Mint 1 token with a single click, View their current token balance. The ERC-20 token contract is developed with…

CeloMintDAO

Created on Nov 21, 2025

Celo Savings Vault is a simple, mobile-friendly decentralized application that allows users to securely deposit their cUSD into a personal vault and track their savings over time. Built on the Celo Alfajores testnet, the app leverages HardHat for smart contract development and Composer Kit for a clean, intuitive frontend. Users can connect their wallet, specify the amount of cUSD to deposit, and view their current vault balance in real-time. The platform integrates Wagmi for React hooks and…

celo workshop

Created on Nov 21, 2025

A simple, vibe-filled on-chain voting application built on Celo Alfajores, designed for small friend groups (3–5 people) to make quick decisions together — like “What should we eat tonight?”. Each participant connects their wallet, gets exactly one vote, and votes Yes or No on the current proposal. When voting ends, the final decision is written immutably to the blockchain. The app uses HardHat for smart contract development, Wagmi + Viem for blockchain interaction, and Composer Kit…

Mini DAO – Group Decision Voting dApp

Created on Nov 21, 2025

Time-Capsule-App is a decentralized application built on the Celo blockchain that allows users to create, store, and unlock digital “time capsules.” Users can write messages, attach data, and lock them for a specific future date. Once the chosen time arrives, the capsule becomes accessible and can be viewed or shared. The project demonstrates smart contract interaction, blockchain-based timestamping, and secure data storage in a simple and engaging way.

Time-Capsule-App(CeloWorkshop

Created on Nov 21, 2025

This is a test project. As an instructor, I’m showing the participants how to submit a project on KarmaGAP. https://github.com/mertcicekci0/CeloBuilderWorkshopTemplate.git

ODTU Blockchain - Celo Builders Workshop

Created on Nov 21, 2025

Coffee for Good is a mobile-first dApp on Celo that turns tipping into a rewarding experience. Supporters can instantly "buy a coffee" for creators and receive a GoodKarma ($GK) ERC-20 token in return, leveraging Celo Composer Kit for a seamless, low-fee interaction.

Coffee for good

Created on Nov 21, 2025

Green Goods Community Garden

Created on Nov 21, 2025

Chain Diary is a next-generation decentralised journaling platform, that prioritise users privacy first, while transforming daily writing into an engaging, reward-driven experience.

Chain Diary

Created on Nov 20, 2025