WeasyPrint

HTML and CSS to PDF rendering engine

EstablishedOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Stable

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is WeasyPrint?

WeasyPrint is a visual rendering engine for HTML and CSS that can export documents directly into high-quality PDF files, making it an essential tool for developers needing to generate PDFs from web content.

Key differentiator

WeasyPrint stands out as an open-source, high-quality rendering engine that directly converts HTML and CSS into PDFs, offering developers a reliable solution for generating documents from web content.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Converts HTML and CSS to PDF directlymedium

Supports modern web standards including CSS3 and SVGmedium

High-quality rendering with accurate typographymedium

↓ Weaknesses

Steep learning curve for non-Python developershigh

API requires Python-specific patterns, TypeScript SDK is community-maintained

Frequent breaking changes between versionsmedium

v0.1 to v0.2 migration required rewriting chain definitions

Limited support for certain CSS featureshigh

Some advanced CSS3 and CSS Grid properties are not fully supported or produce inconsistent results

Performance issues with large documentsmedium

Rendering complex HTML/CSS to PDF can be slow, especially for documents with many pages or intricate layouts

Fit analysis

Who is it for?

✓ Best for

Developers needing to generate PDFs from web content without manual intervention

Teams that require high-quality, standards-compliant PDF generation directly from HTML and CSS

✕ Not a fit for

Projects requiring real-time document collaboration features

Applications where the PDF generation needs to be done in a cloud environment without local installation

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with WeasyPrint

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →