LaminarFlow

LaminarFlow is the open-source, AI-native finance platform for startups. We are building the financial operating system for the next generation of companies, helping you automate financial operations, control spending, and accelerate growth—all with the trust and transparency of open-source.

Think of us as an AI-powered alternative to platforms like Mercury and Ramp, built for founders who want to move fast without losing control of their finances.

✨ Features

Our vision is to create a unified platform that serves as the command center for your company's finances.

• AI Financial Copilot: At the core of LaminarFlow is an autonomous agent workforce that automates your tedious financial tasks.
  • Invoice Intelligence: Automatically extract data from PDF invoices and record them.
  • Smart Categorization: AI-powered transaction categorization to eliminate manual data entry.
  • Spend Anomaly Detection: Proactively identify unusual spending patterns and potential savings.

• Smart Accounts Payable: A full-cycle AP solution.

  • Automated Bill Pay: Pay bills via ACH, wire, or check.
  • Approval Workflows: Create custom approval chains to ensure every payment is authorized.
  • Vendor Management: A centralized dashboard for all your vendor information and payment history.

• Accounts Receivable & Invoicing:

  • Professional Invoicing: Create, customize, and send invoices in seconds.
  • Automated Reminders: Let our agents follow up on overdue invoices.
  • Payment Integration: Accept payments directly via Stripe.

• Financial Command Center: A real-time, interactive dashboard that provides a single source of truth for your company's financial health.

  • Cash Flow Analytics: Visualize and forecast your cash flow to make smarter decisions.
  • Seamless Accounting Sync: Integrate directly with QuickBooks, Xero, and other accounting software.

• Open & Extensible:

  • Open-Source Core: Our core platform is open-source, giving you unparalleled transparency and the ability to self-host.
  • Developer API: Access your financial data programmatically to build custom integrations and workflows.

🚀 Tech Stack

• Framework: Next.js
• Language: TypeScript
• Styling: Tailwind CSS
• UI Components: shadcn/ui, Radix UI, Headless UI
• Animations: Framer Motion
• API: tRPC, Hono
• Authentication: NextAuth.js
• ORM: Prisma
• Database: PostgreSQL
• Schema Validation: Zod
• File Uploads: UploadThing
• Email: Resend, Nodemailer, Mailtrap
• AI: OpenAI, Langbase
• Payments/Monetization: Polar, Stripe
• Analytics: Vercel Analytics
• Security: Arcjet

🏛️ App Architecture

┌───────────────────────────┐
│        Frontend           │
│ (Next.js, React, tRPC)    │
└────────────┬──────────────┘
             │
┌────────────┴──────────────┐
│         API Layer         │
│ (Next.js API, tRPC, Hono) │
└────────────┬──────────────┘
             │
┌────────────┴──────────────┐
│      Database Layer       │
│(PostgreSQL, Prisma, Neon) │
└───────────────────────────┘

📂 Project Structure

d3-invoice/
├── app/
│   ├── (pages)/              # Marketing pages (blog, pricing, etc.)
│   ├── api/                  # API routes (Hono, NextAuth, UploadThing, etc.)
│   ├── dashboard/            # Core application dashboard routes
│   │   ├── agents/           # AI agent interfaces
│   │   ├── invoices/         # Invoice management pages
│   │   ├── safe/             # Secure file storage
│   │   └── ...               # Other dashboard sections
│   ├── layout.tsx            # Root layout
│   └── page.tsx              # Landing page
├── components/
│   ├── ui/                   # Core UI components from shadcn/ui
│   ├── dashboard/            # Components specific to the dashboard layout and pages
│   ├── chat/                 # Components for the AI chat interface
│   ├── home/                 # Components for the marketing landing page
│   └── ...
├── lib/
│   ├── utils.ts              # General utility functions
│   ├── invoiceAgent.ts       # Logic for the AI invoice agent
│   └── ...
├── prisma/
│   └── schema.prisma         # Database schema definition
├── public/                   # Static assets (images, fonts, etc.)
├── trpc/
│   ├── index.ts              # tRPC router definition
│   └── trpc.ts               # tRPC context and initialization
└── ...

🌐 Hosting

• Frontend: Vercel
• Database: Neon (PostgreSQL)
• File Storage: UploadThing

🤝 Contributing

We are building LaminarFlow in the open. If you'd like to contribute, please check out our contributing guide.

📈 Repo Activity