Outlivo

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Outlivo is a production-ready, launchable cold outreach SaaS codebase built with a modern tech stack (React 19, Next.js 15 App Router, PostgreSQL via Drizzle ORM, and Cloudflare Workers). This is a developer-focused codebase sale (strictly code-only, no active revenue) designed for someone looking to launch a cold outreach tool instantly or integrate these advanced systems into their existing agency/CRM.Key Technical Features Included:Secure Gmail API Integration: Connected via OAuth for high deliverability.Inbox Rotation & Warmup: Sophisticated algorithms to distribute sending load and improve domain reputation.Atomic Campaign Queue: Uses SELECT FOR UPDATE SKIP LOCKED database transactions to guarantee emails are never sent twice.HMAC-SHA256 Token Signing: Completely secures unsubscribe and tracking links against tampering.AES-256-GCM Encryption: Securely stores Gmail OAuth tokens in the database.DB Circuit Breaker: Custom recovery logic in `lib/db.ts` to handle serverless connection limits gracefully.Owner Control Center (/owner): Full admin control dashboard to manage active campaigns, database pools, and queue health.