shelly-invoice-generator
// Generate professional invoices in Markdown or HTML from simple inputs.
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updated:March 4, 2026
SKILL.mdreadonly
Invoice Generator
Generate professional invoices in Markdown or HTML from simple inputs.
Usage
./generate-invoice.sh \
--client "Acme Corp" \
--email "billing@acme.com" \
--date "2026-02-22" \
--due "2026-03-22" \
--item "Web Development|40|150.00" \
--item "Design Review|5|120.00" \
--tax 10 \
--currency USD \
--invoice-number INV-001 \
--from "Shelly Labs" \
--format html
Parameters
| Flag | Description | Default |
|---|---|---|
--client | Client name (required) | — |
--email | Client email | — |
--date | Invoice date | today |
--due | Due date | +30 days |
--item | "Description|Qty|Rate" (repeatable) | — |
--tax | Tax percentage | 0 |
--currency | Currency code | USD |
--invoice-number | Invoice ID | INV-{timestamp} |
--from | Your name/company | — |
--format | md or html | md |
--output | Output file path | stdout |
Output
- Markdown: Clean table-based invoice
- HTML: Uses
template.html— professional, print-ready
Examples
# Quick markdown invoice
./generate-invoice.sh --client "Bob" --item "Consulting|10|100" --format md
# HTML invoice saved to file
./generate-invoice.sh --client "Acme" --item "Dev|40|150" --format html --output invoice.html