Developer Open-Sources Full-Stack Peer-to-Peer Coinflip Betting Game on Solana

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A developer has open-sourced a full-stack, peer-to-peer coinflip betting game built on the Solana blockchain, making the codebase available on GitHub for educational purposes. Players can connect a Solana wallet, create or join on-chain game rooms, and compete head-to-head for double their staked amount in SOL or SPL tokens. Game outcomes are resolved on-chain using Orao VRF for provably fair randomness, while a TypeScript backend handles room state, chat, and match history via MongoDB. The project integrates real-time UI updates through WebSockets and automatically refunds unmatched rooms that expire after five minutes. The release is intended to help developers study full-stack Web3 game architecture, including wallet integration, Anchor smart contracts, and on-chain randomness.

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