Durak Crypto

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KEY HIGHLIGHTSCustom-built Durak game engineDeveloped entirely from scratch — a server-authoritative implementation with a complete ruleset:• Attack / defense / transfer phases• Throw-in mechanics• Trump logic• Loser resolution• 2–6 player tablesNot a re-skinned white-label casino script.Working on-chain money loopReal USDT (TRC-20 on Tron) deposits and withdrawals have already been successfully processed end-to-end.Includes:• HD wallets (BIP39)• Deposit monitoring• Idempotent transaction handlingThis is one of the hardest, riskiest, and most expensive parts of building a crypto gaming platform — and it is already implemented and verified.Live production platform — not an MVPThe platform is fully developed, deployed, and operational.Features:• Premium dark casino-style UI• Mobile swipe-to-play experience• 20-language localization• PWA + Telegram Mini App• Admin panel• Built-in support ticket system• Referral system with rake-share payoutsSecurity audited• 2 independent security audit passes completed• Critical and High severity findings fully resolved• Server-side card validation preventing card forgery and pot theft• Complete money flow review (deposits, withdrawals, balances)• Atomic balance protection• Idempotent deposit handling• 252 backend tests passing• Clean production buildsOPERATIONSReal-time multiplayer Durak platform with an on-chain USDT payment layer on Tron.Technology StackBackend: NestJS 11, TypeScriptFrontend: Next.js 14 (App Router), TypeScriptDatabase: PostgreSQLGame state: RedisReal-time: Socket.IOBlockchain: TronWeb (HD wallets, deposits, withdrawals)Queues: BullMQ + RedisAuthentication: JWT, OAuth, Telegram HMAC-SHA256Localization: next-intl (20 languages)Deployment: Docker ComposePlatforms: Web, PWA, Telegram Mini AppCore Features• Real-time multiplayer tables (2–6 players)• Server-authoritative game logic• Live lobby with online counters• Private rooms with invite codes• 30-second move timers• AFK auto-loss handling• Reconnect support• Multiple table themesMONEY HANDLINGDesigned with financial correctness as a primary requirement.• BIGINT balances (6 decimals = 1 USDT)• No floating-point arithmetic• Atomic PostgreSQL transactions• Ledger-based accounting• Deposit monitoring every 30 seconds• Tron block confirmation system• Configurable platform fee• Manual withdrawal approval workflow• Telegram notifications for administratorsThe money path has been fully audited and is considered clean.Maintenance requirements are lightweight. A technically capable owner should expect only a few hours per week for monitoring and dependency updates.CUSTOMERSDurak Crypto targets crypto-native gamers and Durak enthusiasts.Durak is one of the most popular card games across CIS and Eastern European markets, providing a naturally existing audience.Current traction:• 50+ registered users• Organic acquisition only• Promotion through Telegram and crypto communities• No paid marketing launched yetThe Telegram Mini App format provides built-in distribution to a crypto-savvy, mobile-first audience without relying on app stores.Durak Crypto is also listed on tg.app, providing additional visibility and discovery among Telegram Mini App users.FINANCIALSPre-revenue stage — the platform is fully developed and live, but has not yet generated meaningful trading volume.Several users have successfully completed real on-chain USDT deposits, confirming the complete payment flow works end-to-end:• Deposit detection• Balance crediting• Gameplay using deposited fundsThis project is being sold as a proven technical asset, not as a business with an established revenue history.The value lies in the 6–12 months of completed blockchain, multiplayer, and real-time infrastructure engineering that a buyer would otherwise need to build from scratch.HOW THE PLATFORM MAKES MONEYDurak Crypto generates revenue through a configurable platform fee (rake) on real-money games between players.• Current rake: 5% per game(Fully configurable by the operator and adjustable without code changes)• Peer-to-peer model — players compete using USDT, while the platform takes a percentage from each completed game.• Similar to the revenue model used by online poker rooms and card-room operators.REFERRAL SYSTEMThe platform includes a built-in referral system with rake-share payouts.Referrers earn a percentage of the platform fee generated by users they bring, creating a built-in growth incentive without requiring the operator to rely only on paid acquisition.FLEXIBLE MONETIZATIONThe platform fee can be adjusted based on:• Market conditions• Competition• Growth strategy• Regulatory requirementsNo code changes are required.BUSINESS MODELThe monetization model is proven by the broader online poker and card-room industry.Durak Crypto applies this model to Durak — one of the most popular card games in CIS and Eastern Europe.The market currently lacks a comparable purpose-built, secure, real-time crypto platform serving this audience.