Invoice Gen

Generate professional PDF invoices from simple text commands. Supports multiple currencies, tax calculation, CJK text, and customizable templates. No external service needed.

Invoice Generator

Generate professional PDF invoices from natural language or structured data. Works offline, no external service needed.

Quick Start

Tell your OpenClaw agent:

text

Generate an invoice for:
- Client: Acme Corp, 123 Main St, New York
- Items: Web Development 40 hours @ $150/hr, Server Setup 1x $500
- Tax: 10%
- Due: Net 30
- My company: Zac Tech LLC

The agent will use this skill to generate a professional PDF invoice.

Script Usage

bash

python3 {baseDir}/scripts/gen_invoice.py \
  --from "Your Company, 123 Street, City" \
  --to "Client Name, 456 Ave, City" \
  --items "Web Development|40|150" "Server Setup|1|500" \
  --tax 10 \
  --currency USD \
  --due "Net 30" \
  --number "INV-2026-001" \
  --output invoice.pdf

Features

• 📄 Clean, professional PDF layout
• 💰 Multiple currencies (USD, EUR, GBP, CNY, JPY, AUD, etc.)
• 📊 Automatic subtotal, tax, and total calculation
• 🔢 Sequential invoice numbering
• 🇨🇳 CJK text support (Chinese/Japanese/Korean company names and items)
• 📝 Notes and payment terms field
• 🖨️ Print-ready A4 format

Item Format

Each item is a pipe-separated string: description|quantity|unit_price

text

"Website Design|1|2000"
"Hosting (monthly)|12|50"
"Content Writing|20|75"

Dependencies

bash

pip3 install reportlab

For CJK support, install CJK fonts:

bash

sudo yum install -y google-noto-sans-cjk-ttc-fonts  # RHEL/CentOS
sudo apt install -y fonts-noto-cjk                    # Ubuntu/Debian