callsheet.predictions for hackathons
round 01
callsheet · Colosseum Cypherpunk Hackathon

Projects.

1,574 projects.

Verxio

Consumer Apps, Stablecoins, Undefined

Yield-bearing prepaid loyalty cards that grow your cash flow. Verxio is a yield-bearing prepaid loyalty card that grows your cash flow—built on top of the protocol's loyalty infrastructure. Verxio Protocol is the first open-source, permissionless loyalty infrastructure, enabling the integration of on-chain loyalty into customer experiences. Verxio transforms loyalty into prepaid commerce using Metaplex Core NFTs as autonomous wallets. Every loyalty card and voucher is a functional blockchain asset that: - Holds real tokens (USDC, SPL tokens) - Earns yield on stablecoin balances (integrated with Reflect Money) - Signs transactions autonomously - Updates loyalty data on-chain in real-time - Works across any Solana application

Vetra

DeFi, Consumer Apps, Infrastructure

Vetra is the AI-powered transaction shield for crypto users. It analyzes smart contracts in real time, translates technical risks into simple language, and classifies threats with an intuitive traffic-light system. Built with a focus on Solana, Vetra empowers everyday users to avoid scams, rug pulls, and malicious approvals.

Vezora.io – Real-World Assets on Solana

RWAs

Unlock the Future of Asset Management with Blockchain Vezora.io is a next-generation platform that empowers investors to tokenize, trade, and manage real-world assets on Solana. Built with a focus on security, compliance, and usability, Vezora bridges the gap between traditional finance and blockchain innovation. With Vezora, you can: Tokenize Assets – Transform property, commodities, or financial instruments into digital tokens. Trade Seamlessly – Access instant global liquidity on-chain with trustless settlement. Stay Compliant – End-to-end AML/KYC integration ensures transparency and regulatory alignment. Manage Digitally – A simple, user-friendly dashboard to track and manage tokenized investments. By combining real-world asset utility with Solana’s speed and scalability, Vezora positions itself as a gateway to global investment opportunities—unlocking liquidity and efficiency never before possible in traditional markets. 👉 Discover more: www.vezora.io

vibealien

Consumer Apps, Infrastructure

VibeAlien is an AI-driven platform that helps founders and developers launch, refine, and scale their ideas through intelligent insights, product validation tools, and code generation assistance — turning creative energy into real, buildable products.

VibeGame

DeFi, Consumer Apps, Infrastructure

VibeGame is a low-code Web3 game builder that empowers creators to easily build, launch, and tokenize on-chain games. We are also experimenting with a lot of stuff like VibeyAI (on-chain ChatGPT Agent), Pixey, Waifus, checkmate,etc

Vibesol

Consumer Apps, Infrastructure, Undefined

Solana Mobile dApp Builder - The no-code platform that lets anyone build, preview, and deploy Solana mobile apps in minutes. Create meme tokens, integrate DeFi features, and one-click deploy to app stores - all with a pixel-perfect UI and pay-as-you-go SOL fees. From idea to App Store in 5 minutes.

Vibe Trading

DeFi, Consumer Apps

From prompt to sign and swap, Vibe is a Conversational DeFi trading interface that turns intents into ready-to-sign transactions. Powered by MCP, Vibe designed to scale horizontally with diverse open Integrable tools that handle DeFi experience agentically. Underlying the architecture, every AI interactions anchored with Proof of Vibe (PoV) as a verifiable on-chain attestation of user actions that enables gamification, incentives, and growth.

Vigil

Infrastructure, Undefined

Vigil is the predictive intelligence layer for Solana's multi-client network. Today's RPC infrastructure is reactive, it waits for nodes to fail before rerouting traffic, costing users money and trust. Vigil changes this. Our machine learning engine analyzes the unique performance fingerprints of both Agave and Firedancer clients to forecast instability before it happens. We provide this intelligence as a simple API that allows any RPC provider to upgrade their system from reactive to proactive, guaranteeing zero dropped transactions and delivering the institutional-grade reliability Solana needs to scale.

Vikki Cross-Border Remit

Stablecoins

Vikki Cross-Border Remit is a blockchain-based solution that enables retail users and SMEs to transfer money internationally with significantly lower fees, faster settlement times, and complete transparency.

VIRTUALIA

Undefined

Virtualia addresses the critical problem of fraudulent and non-portable academic credentials by leveraging blockchain to create a transparent, tamper-proof verification system. Founded by UFOP professors Dr. Carlos Cavalcanti (KryptoLab) and Dr. Rodrigo Cid (GIFLABS), and developed with undergraduate researcher Rafael Lopes from Computer Science, our solution enables institutions to mint certificates and research outputs as verifiable NFTs on the Solana blockchain. This creates permanent, on-chain academic records that empower students with portable resumes and provide institutions with fraud-resistant credentialing. Utilizing Solana for low-cost transactions and decentralized storage, our roadmap progresses from MVP development to university pilots. Virtualia is building a trusted, decentralized infrastructure that bridges education and Web3, ensuring global knowledge validation through secure and scalable technological innovation.

VitalFi

DeFi, RWAs, Stablecoins

VitalFi is a Solana-based DeFi protocol that tokenizes Brazilian medical receivables, allowing users to deposit USDT into transparent on-chain vaults that finance healthcare providers and generate sustainable yield.

Voble

Consumer Apps, Stablecoins, Undefined

Voble is a fully onchain competitive word game similar to wordle, but with real stakes. Players wager to climb the leaderboard and win real money from prize pools.

Void Fun On chain Casino

DeFi, Undefined

Void.fun is a fast, on‑chain Solana casino game where you click safe tiles to grow your multiplier and cash out before hitting a death tile. It supports real SOL deposits and withdrawals, instant payouts, and a live leaderboard. Rounds are verifiable off‑chain using server commits and seeds, so players can reproduce results. Sessions are cached for reliability, and a demo mode lets anyone try it without a wallet. In short: arcade‑simple gameplay, real stakes, and transparent outcomes.

Voidify

DeFi, Consumer Apps, Undefined

Voidify is a fully decentralized, non-custodial privacy protocol built on Solana. It enhances transaction confidentiality by obfuscating the onchain trail between sending and receiving wallets, bringing true privacy to Solana without compromising speed or decentralization.

VOIX

DeFi, Consumer Apps, Stablecoins

VOIX is a decentralised social media platform built with React Native (Expo), Node.js, and Solana blockchain integration. Users can create buzzes, interact with content, send tips, and manage friendships.

Vokter Wallet

Consumer Apps

Vokter is a Guardian-protected smart wallet for Solana that adds enterprise grade 2FA (TOTP) protection to blockchain transactions. Even if your private key is stolen, attackers can't move funds without the 6-digit code from your phone.

VoltChain

RWAs, Consumer Apps, Stablecoins

VoltChain is an open-source platform that transforms surplus solar energy into digital value. Using IoT devices and Solana blockchain, every kilowatt-hour produced is recorded in real time, tokenized, and instantly settled - allowing renewable energy producers, from households to cooperatives, to earn from the energy that used to be wasted. The project tackles one of Brazil’s biggest energy challenges: millions of homes generate clean power but can’t monetize their surplus. VoltChain builds a decentralized, transparent, and accessible marketplace - connecting the physical world of energy to the digital power of blockchain.

Volume

DeFi, RWAs, Consumer Apps

Volume is the music ecosystem solving industry crises. Volume Bot drives verifiable fan-led promotion for distribution of fraud-resistant streams. The AI engine automates publishing for royalty collection lost to metadata errors, rewarding fans for real engagement.

VS PROTOCOL

Consumer Apps, Undefined

VS Protocol is a high-skill extraction battle royale shooter in Unreal Engine 5 that rewards precision, strategy, and mastery. The game delivers adrenaline-pumping combat where players fight, loot, and extract under pressure, knowing every decision could mean total loss. It's a game-first experience; every design choice ensures fun, fair, and endlessly replayable gameplay. Unlike typical titles, it has no pay-to-win and no native token.

Vulnera: A Decentralized Bug Bounty Platform

DeFi, Consumer Apps

Vulnera is a transparent and efficient bug bounty marketplace where companies can fund bounties via smart contracts and security researchers receive guaranteed payouts for verified vulnerabilities.

Vyna

Consumer Apps, Undefined

Vyna is an AI-powered Ad studio for brands looking for higher customer conversion and retention without the high cost of production. We offer an optimized experience for brands and creators alike.

w3b2-solana

Infrastructure, Undefined

W3B2-Solana: The Secure Bridge for Web2 Services on Solana. W3B2-Solana is a Rust toolkit for bringing existing backends to Solana. We eliminate your public API to remove the attack surface for web vulnerabilities. Your service operates on a "blockchain-first" model, reacting only to on-chain verified events streamed via a language-agnostic gRPC gateway. For high-throughput tasks (AI, gaming), use our "secure handshake" protocol to establish fast, off-chain channels initiated by a secure on-chain transaction. The system is non-custodial and supports flexible off-chain oracles. A one-command Docker Compose setup deploys a full local dev environment (validator + contract) in minutes. It's the easiest way to get your Web2 service on-chain without a complex migration.

w3Stream

Consumer Apps, Infrastructure, Undefined

w3Stream is a next-generation collaboration and livestreaming platform that blends real-time video, AI agents, and Web3 infrastructure. It enables creators, gamers, and educators to host sessions where intelligent AI co-hosts can moderate, teach, or assist participants in both 2D and emerging 3D environments. The platform also features CHTBXX, a Twitch extension for animated Chat-TTS that turns viewer messages into spoken dialogue voiced by on-screen characters—bringing live chat to life. Alongside the platform, w3Stream will offer a token migration service helping Web3 communities reclaim control of their liquidity pools, starting with its own $USTREAM → $W3STREAM transition.

Waifuverse

DeFi, Consumer Apps, Undefined

Waifuverse is a location-based NFT collection game where players explore real-world locations to capture anime-style companions, mint them as NFTs on Solana, and interact with AI-powered personalities.

WAIT

Infrastructure

WAIT protocol is the first Verifiable Delay Function (VDF) Randomness Oracle on Solana blockchain. We use MinRoot, zkSNARK's and iterative verifiable computations to create a time-bounded tasks used for randomness derivation

Walk It

Consumer Apps

Walk It is a lifestyle app that pays you to walk

Wallet Coast Customs

Infrastructure

Wallet Coast Customs (WCC) is a prototype ecosystem for creating, applying, and monetizing fully customizable themes for Web3 wallets. Users generate JSON themes (colors, layers, background, fonts, effects), test them in a real wallet preview, and mint their favorite themes as NFTs.

WANKOSOBA

Stablecoins

team from cac

Watchtower

DeFi, RWAs, Stablecoins

Enabling onchain asset-backed financing for space infrastructure projects

WaveKiller

Stablecoins

Game on Idos with Solana