Gamba

Gamba is an open-source, permissionless protocol on Solana that provides the infrastructure layer for building provably fair, on-chain betting games and casino frontends. Launched by the pseudonymous GambaLabs team, Gamba describes itself as a decentralized GambleFi protocol for on-chain degeneracy on Solana. The core proposition is a developer toolkit: anyone with a Solana wallet and a GitHub account can fork the Gamba multi-game platform template, configure a creator fee address, and have a fully functional crypto casino deployed to Vercel in minutes, with no backend servers, no liquidity risk, and no licensing requirements. Every game is defined by a bet array, a list of payout multipliers. An array of [0, 2] represents a coin flip where the player either loses everything or doubles the wager. The on-chain program enforces that no bet array gives the player a statistical edge over the house. Random number generation uses a provably fair two-seed system: before placing a bet, the player receives a SHA-256 hash of the server RNG seed, then contributes a browser-generated client seed plus a sequential nonce. After the game resolves, the full RNG seed is revealed for independent verification. Gamba liquidity pools function as the bankroll backing every bet. Pool depositors receive LP tokens representing their proportional share of the house bankroll. Pools can be created for any Solana SPL token. Each pool includes a bonus token system for free play credits and a jackpot account fed by failed jackpot attempt fees. Private pools give operators extended configuration control. The creator fee model routes 0.5 to 1 percent of every wager to the platform operator wallet with no licensing fee. Operators fork the gamba-labs/platform repository on GitHub, configure their wallet address, and deploy to Vercel. The platform template has over 229 GitHub forks. Gamba ships three TypeScript packages: gamba-core-v2 for Anchor program interaction and on-chain state management, gamba-react-v2 for React hooks and wallet connectivity, and gamba-react-ui-v2 for high-level game UI components. The stack uses Anchor and Helius RPC. Games in the platform template include Dice, Coin Flip, Slots, HiLo, Mines, Roulette, Plinko, Crash, Blackjack, PlinkoRace, and Jackpot. Six integrations are listed on the protocol website: Guacamole GG, Fabled Fortune, Felt Gaming Casino, Fronk Casino, NinjaTSS Casino, and PooCasino. Gamba has no official native token as of mid-2025; DAO governance is listed as coming soon in the docs. GambaLabs operates pseudonymously with no named founders or team members visible in any public source. The organization published its first public writing in March 2023 and remains active per third-party developer coverage in August 2025. Gamba is purpose-built for Solana: the zero-deployment model depends on low transaction fees, and the permissionless Anchor program requires no KYC or licensing, aligning with Solana composable open infrastructure ethos. Any developer can deploy a frontend and any user can connect a wallet and play without gatekeeping.