Cerewro generates professional invoices in HTML with all legally required fields, auto-calculates taxes and totals, and exports them to high-quality PDF using Puppeteer (headless Chrome) or wkhtmltopdf. No billing software needed.
Generate invoice INV-2026-0042 for:
- Issuer: My Company Ltd, VAT: GB123456789, 1 Main Street, London
- Customer: Client Company Ltd, VAT: GB987654321, 100 High Street, Manchester
- Lines: 5h web consulting @ £120/h (20% VAT) + 1 month premium hosting @ £49/mo (20% VAT)
- Date: today, Payment: 30 days, Bank transfer IBAN
Generate the HTML and then convert it to PDFconst puppeteer = require('puppeteer');
async function htmlToPdf(htmlPath, pdfPath) {
const browser = await puppeteer.launch({ headless: 'new' });
const page = await browser.newPage();
await page.goto('file:///' + htmlPath, { waitUntil: 'networkidle0' });
await page.pdf({ path: pdfPath, format: 'A4', margin: { top:'15mm', bottom:'15mm', left:'15mm', right:'15mm' }, printBackground: true });
await browser.close();
}