callsheet.predictions for hackathons
round 01
callsheet · Solana Frontier Hackathon

Projects.

2,858 projects.

Marshmallow

Consumer Apps

Family friendly savings wallet.

Materialize

DePIN

Materialize is a decentralized manufacturing network that transforms local CNC machines and 3D printers into programmable production nodes. Users can generate custom solutions, discover compatible nearby machines, authorize production via NFC, and receive Proof-of-Make verification with SOL-based settlement. The project explores AI-native, on-demand local manufacturing infrastructure powered by DePIN principles.

Math Class Website · Carnet de classe

Social / SocialFi

Math Class Website · Carnet de classe is a bilingual class memory built solo by Jin Shuopeng, freshman at RUC Sino-French Institute Suzhou, for Dev3pack 2026. Three pieces: 1) Real Solana on-chain story on devnet, dual-path: SPL Memo for quick co-signed memos, plus a custom 82-line Rust Anchor program (Cmv8pnxAaCfo8PtMZowcKTRv85Y5BvT7U2zYfspBC4fu, Anchor 0.29) that mints a per-(signer, nonce) PDA on each call. Read via program.account.classAnchor — no third-party indexer. Both feeds merge into

Matka

Gaming

Pick a number, find it across 3 rounds of face-down cards on Solana, and cashout at 1x, 2x, or 3x , or bust trying.

Mato

DeFi

Mato is a DEX that uses Continuous Clearing Auctions to match and settle trades.

M.A.X.I.S.

Marketplace Platforms

M.A.X.I.S. (MAXIS) gives pickup-first local businesses a machine-native layer: JSON catalog, deterministic orders, HTTP 402 checkout with Solana USDC instructions, pay proof, and dashboard fulfillment PAID→ACCEPTED→READY. Built with Express+Prisma+Postgres, React+Vite, Anchor. For merchants plus agent developers. Pay verify: real USDC check when Solana RPC is set; otherwise structured demo checks—we say that clearly. Roadmap: wallet-signed devnet pay, merchant pilots, monitoring. GitHub linked.

Mazra'at albaan

DeFi

Mazra'at albaan — A Solana-based Agricultural Marketplace for Smallholder Farmers Mazra'at albaan (internal codename: Vuna, isiZulu for "harvest") is a mobile-first agricultural marketplace built on Solana for South African smallholder farmers. Built for the Solana 2026 Frontier Hackathon — Physical World Applications track, it tackles a gap that has crippled African agriculture for decades: smallholders grow roughly 70% of Africa's food, yet receive less than 5% of bank lending.

MCBuse

FinTech

MCBuse helps micro-merchants accept low-ticket QR/NFC payments and turn each transaction into structured business data, giving kiosks, cafés, bakeries, and small grocers clearer payout visibility, sales insights, and faster checkout without full POS complexity.

mcgold

AI Platforms / Agents

Paid Solana intelligence tools for AI agents

MealChain

Consumer Apps

MealChain is a blockchain-powered platform that reduces food waste by connecting consumers and restaurants through prepaid meal subscriptions. Users buy monthly meal packages in advance and schedule where and when they will eat, allowing restaurants to prepare meals more efficiently and avoid overproduction. The platform also offers optional nutritional tracking and personalized meal recommendations as a health-focused feature. Built on the [Co

MedAgent

Healthcare Tech

MedAgent is an AI healthcare assistant on Solana that helps users understand symptoms, organize medical records, get personalized care guidance, and coordinate next steps securely. It combines conversational AI with verifiable onchain health data access, privacy-aware user control, and agentic workflows for appointments, follow-ups, and care navigation.

MedChain

Healthcare Tech

MedChain Nepal is a decentralized supply chain and authentication platform designed to combat counterfeit medicines in Nepal. Built on the Solana Devnet, it allows users and pharmacies to verify the authenticity of pharmaceutical products using immutable, on-chain ledger records and smart contracts. The application features a built-in E-Pharmacy module, live network activity monitors, and an IPFS-backed verification system.

MediaLayer : Video Collaboration Platform for YouTube Creators

Consumer Apps

MediaLayer is a platform that simplifies the workflow between YouTube creators and video editors. Instead of managing videos through WhatsApp, Google Drive, DMs, and manual payments, everything happens in one place. Editors upload videos directly to MediaLayer, where creators can review, approve, request changes, and publish to YouTube with one click. The platform also uses Solana for secure subscriptions, instant creator-to-editor payments in SOL, and NFT-based proof-of-delivery certificates .

MegaByt — Verifiable Distribution Engine

Developer Infrastructure

MegaByt is a Verifiable Distribution Engine built on Solana. It replaces trust-based systems with deterministic, auditable, and on-chain value distribution. Using VRF-based randomness and fully programmatic fund flows, every result can be independently verified — no trust required. This is not a lottery. This is verifiable math.

MegaGram

Identity & Privacy

MegaGram is a privacy-first, decentralized social media platform built on the Solana blockchain. Unlike traditional social networks, MegaGram requires no email, no password, and no personal information, just your Phantom wallet. Every action on MegaGram creating a profile, posting, liking, and commenting is stored directly on the Solana blockchain as on-chain accounts. This means no central server controls your data, no company can delete your posts, and no advertiser can track your behaviour

MemeDay

Social / SocialFi

MemeDay is the social media platform for memes on Solana. Every like, comment, and share is a value event. Post a meme: receive SOL tips directly via Solana Pay. Earn platform tokens through engagement, stakeable for a share of all meme token trading fees. Creators launch individual meme tokens via Bags SDK; fans earn through token appreciation. Mint viral memes as NFTs via Metaplex. The flywheel: engagement drives value, value drives engagement. Your likes are worth something now.

Memento | Gift Moments

Consumer Apps

Memento is a gifting platform built on Solana that lets you send NFTs and funds to anyone, anywhere in the world — with little to no extra charges. The global gift retail market is worth $490 billion, yet people still pay layers of service fees, delivery fees, and hidden charges just to make someone feel special. Memento cuts through all of that. Here's how it works: you mint a gift, lock it with a reveal date, and Memento sends your recipient a surprise email when the moment arrives.

MEMERHOLICS

Gaming

A real-time 3D multiplayer Search & Destroy game on Solana where players compete for real SOL rewards in skill-based PvP combat. ALSO, a meme coin launch tied to the game, featuring live-streamed matches where players compete and spin a reward wheel for SOL prizes. PLUS, a recurring live game show (weekly/bi-weekly/monthly) promoting projects identified by Solana, Colosseum, Pump.fun, and myself, giving them a platform to gain exposure through interactive spins and community participation.

memerush

Gaming

MemeRush is a real-time token battle arena built on Solana, where users can import any meme token directly from Dexscreener and compete based on live price performance. Instead of traditional trading, MemeRush transforms market speculation into a competitive game. Users select two tokens, choose a side, and battle to see which token gains the highest percentage within a short time frame. Powered by Solana’s high-speed and low-cost infrastructure, MemeRush enables instant participation, real-ti

Memetic Machines / War Machine

DeFi

WARMACHINE.FUN is programmable news that turns high-frequency geopolitical events into tradeable YES/NO markets structured within a real-time analytical intelligence layer

Meme War

Gaming

Multiplayer 3D Battle Royal game set in a large open world where everything revolves around memecoins. Players can explore the world, interact with each other, and take part in various activities and economies built around meme tokens. The project blends game design, crypto economics, and internet culture to create a unique and dynamic gameplay experience.

Mentioned

Consumer Apps

Wherever words are spoken, a mention market can be built. Mentioned is the home for live word markets. Multiplayer by default, free to start. Trade on what gets said.

Merchplace

Consumer Apps

Think Vinted but better and on solana and with stablecoin.

Mercs & Mines

Gaming

A web3 grand strategy game set in the grimdark, comedic aftermath of a collapsed space empire. Command mercenary factions, strip-mine a dying planet, and fight rivals for corporate dominance — all on-chain on Solana.

MERIT

Real World Assets (RWA)

MERIT is the Robinhood on Solana - but better. A mobile social trading app with tokenized stocks, commodities & pre-stocks (OpenAI, SpaceX). Trade 24/7, anywhere, frictionlessly. Pro UI hides the blockchain. Share entries, exits & thesis on a feed or trade in stealth mode, while earning real DeFi yield that Robinhood can’t offer. Proven team (scaled social trading app on Solana to $6M volume in 2 months). X’s Cashtags prove the trend - we build the full product.

Merrit Protocol

AI Platforms / Agents

Merit Protocol is a market protocol that transforms Agent skills into Skills Tokens. Creators or Agents submit skill packages that comply with the agentskills.io standard, while the platform handles package review, access settlement, and demand tracking, allowing real skill invocation demand to become the fundamental basis of tradable assets.

Mesh Mint

NFTs & Digital Assets

Solana-based 3D creator economy platform that enables creators to upload, license, and sell 3D assets as NFT-based usage licenses with real-time previews, while also building portfolios and getting discovered for collaboration and hiring opportunities.

MetaMinds

ZK / Crypto Research

DarkBid is a privacy-focused decentralized auction platform built using Zero-Knowledge (ZK) proofs. It enables users to place sealed bids securely without revealing bid amounts publicly on-chain. By preventing front-running, bid manipulation, and information leakage, DarkBid creates a fair, transparent, and trustless auction system for NFTs, digital assets, and decentralized marketplaces. Our goal is to combine blockchain transparency with strong user privacy to build the next generation

Meteora-agent

AI Platforms / Agents

A Meteora DLMM agent for Solana. It scores the pool, open optimal positions, rebalances on drift and exits on volatility.

MEV.live

DeFi

The granular Solana MEV data that until now only private trading firms could see — public and free. Searchable arbitrage database with microsecond intra-block timing from PoH ticks, sniper analytics for every Pump.Fun launch, fake-sandwich detection, per-validator and per-client performance, plus live dashboards for hot mints, top wallets, programs, and providers. Real-time streams, deep historical search, high-level trend data.