Convert HTML to PDF
with a single API call
The most reliable HTML to PDF conversion API. Handle complex layouts, custom fonts, and dynamic content with pixel-perfect accuracy.
PDF generation shouldn't be this hard
Most teams waste weeks wrestling with outdated tools, broken layouts, and server maintenance. Sound familiar?
- Install puppeteer - Downloads 300MB of Chromium - Fails on Alpine Linux - Works locally, breaks in Docker - Memory leak in production - 2 weeks later, still debugging
const pdf = await syntaxdoc.convert({
html: '<h1>Invoice #1234</h1>',
format: 'A4'
});
- That's it. Really.
- PDF ready in ~150msDead simple integration
Send HTML, get PDF. Works with any language or framework.
Why developers choose syntaxdoc
Built for reliability and performance at any scale
Fast rendering
Average response time under 200ms. Our optimized engine handles complex layouts without breaking a sweat.
Pixel-perfect output
What you see is what you get. CSS Grid, Flexbox, custom fonts — all rendered exactly as intended.
Enterprise-grade reliability
99.9% uptime SLA backed by redundant infrastructure across multiple regions.
Simple REST API
One endpoint. JSON in, PDF out. Official SDKs for Node.js, Python, Go, Ruby, and PHP.
Async processing
Webhook notifications for large documents. Never block your application waiting for PDF generation.
Storage included
Cache generated PDFs for 7 days. Access them via unique URLs or regenerate on demand.
Simple pricing
Start free, pay as you scale
Frequently Asked Questions
Start generating PDFs today
Get your API key in seconds. No credit card required for the free tier.