Invoice Generator

Generate professional invoices in PDF, HTML, and JSON formats directly from structured data — no design tools or external services required.

Features

• 3 invoice templates: Professional, Minimal, Modern
• Custom accent color — match your brand with any hex color
• Full invoice fields: sender, recipient, line items, PO number, payment terms, due dates
• Per-item discounts and taxes (percent or flat)
• Global discounts and tax rates (VAT, GST, PST, etc.)
• Shipping costs and partial payment tracking
• Watermarks: PAID, DRAFT, VOID, OVERDUE, CONFIDENTIAL
• Multi-currency with locale-aware formatting (USD, EUR, GBP, JPY, ...)
• Company logo embedding (URL to PNG/JPEG)
• Notes, payment instructions, and terms & conditions
• Batch mode — generate dozens of invoices in a single run
• Multi-page PDF support for long line item lists
• Integer math engine — precise totals with no floating-point errors

Output

Format	Storage	Description
PDF	Key-Value Store	Print-ready, paginated invoice
HTML	Key-Value Store	Responsive, self-contained HTML invoice
JSON	Key-Value Store	Machine-readable invoice + totals
Dataset record	Dataset	Summary with all totals and file URLs

Quick Start

Minimal input (single invoice)

{
  "outputFormat": "pdf",
  "template": "professional",
  "currency": "USD",
  "sender": {
    "name": "Acme Corp",
    "email": "billing@acme.com",
    "address": "123 Business Ave",
    "city": "New York",
    "state": "NY",
    "zip": "10001",
    "country": "USA"
  },
  "recipient": {
    "name": "Client Company Ltd",
    "email": "accounts@client.com",
    "address": "456 Client Street",
    "city": "Los Angeles",
    "country": "USA"
  },
  "lineItems": [
    {
      "description": "Web Design",
      "quantity": 10,
      "unit": "hours",
      "unitPrice": 150,
      "discount": { "type": "percent", "value": 10 },
      "taxRate": 0
    },
    {
      "description": "SEO Services",
      "quantity": 1,
      "unit": "project",
      "unitPrice": 500
    }
  ],
  "taxes": [{ "name": "VAT", "rate": 20 }],
  "notes": "Thank you for your business!",
  "paymentTerms": "net_30"
}

Batch mode

{
  "outputFormat": "all",
  "template": "minimal",
  "currency": "EUR",
  "sender": { "name": "My Agency" },
  "batchInvoices": [
    {
      "invoiceNumber": "INV-2024-001",
      "recipient": { "name": "Client A" },
      "lineItems": [{ "description": "Logo Design", "quantity": 1, "unitPrice": 800 }]
    },
    {
      "invoiceNumber": "INV-2024-002",
      "recipient": { "name": "Client B" },
      "lineItems": [{ "description": "Copywriting", "quantity": 5, "unit": "pages", "unitPrice": 120 }]
    }
  ]
}

Input Schema Reference

Field	Type	Default	Description
outputFormat	string	pdf	pdf, html, json, or all
template	string	professional	professional, minimal, modern
accentColor	string	#2563EB	Brand color (hex)
currency	string	USD	ISO 4217 code
locale	string	en-US	BCP 47 locale for formatting
invoiceNumber	string	auto	Auto-generated if blank
invoiceDate	string	today	YYYY-MM-DD
dueDate	string	auto	Calculated from paymentTerms
paymentTerms	string	net_30	due_on_receipt, net_7/15/30/45/60
poNumber	string	—	Purchase order number
watermark	string	none	PAID, DRAFT, VOID, OVERDUE, CONFIDENTIAL
logoUrl	string	—	Public URL to company logo
sender	object	—	Your company details
recipient	object	—	Client details
lineItems	array	—	Products/services
discount	object	—	Global discount { type, value, label }
taxes	array	—	Global taxes [{ name, rate }]
shippingCost	number	0	Flat shipping fee
amountPaid	number	0	Partial payment received
notes	string	—	Footer notes
paymentInstructions	string	—	Bank / payment details
terms	string	—	Terms and conditions
batchInvoices	array	—	Multiple invoices (batch mode)

Line item fields

{
  "description": "string (required)",
  "quantity": 1,
  "unit": "hours",
  "unitPrice": 0.00,
  "discount": { "type": "percent", "value": 10 },
  "taxRate": 0,
  "notes": "optional sub-label"
}

Templates

Template	Style
Professional	Colored header band, clean table layout, colored footer
Minimal	Text-only, no colored bands, maximum whitespace
Modern	Bold accent sidebar with recipient info, two-column meta grid

Tech Stack

• apify — Actor SDK for cloud execution
• pdfkit — Pure Node.js PDF generation (no Chromium)
• handlebars — HTML template engine
• Node.js built-in Intl APIs for currency and date formatting