HTML to PDF

Convert a web page to PDF

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Page Format

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Converting HTML content to PDF is a fundamental need for developers, content creators, and business users alike. Developers building invoicing systems, report generators, or document export features in web applications need a reliable way to render HTML templates as clean PDF files. Content creators archiving web articles for offline reading or future reference need a way to capture the page layout as a permanent document. Business users generating quotes, receipts, or client-facing documents from HTML templates need PDF output that looks professional and consistent across all devices and printers. LazyPDF's HTML to PDF tool uses LibreOffice to render HTML markup with CSS styling into a paginated PDF document. It supports standard HTML5 elements and common CSS properties including fonts, colors, margins, padding, tables, lists, and basic layout. The resulting PDF is a clean, paginated document free of browser chrome (toolbars, navigation elements), making it immediately suitable for sharing, printing, or archiving. Inline CSS and style blocks are fully supported, and images referenced via absolute URLs or embedded as base64 data URIs are included in the output. The tool is ideal for generating PDF invoices from HTML templates, creating PDF versions of web articles, and producing consistent document output from HTML-based reporting systems. Processing takes place on our secure server over HTTPS, with all content deleted immediately after the PDF is returned to your browser.

How It Works

HTML to PDF converts HTML markup into a paginated PDF document using LibreOffice's Writer HTML import capability. You provide the HTML content — either directly typed or pasted from your template — along with any inline CSS or style block styling. LibreOffice loads the HTML, applies the CSS rules, resolves any absolute image URLs, and renders the content as a paginated document. The @page CSS rule is respected for setting page size, orientation, and margins. The output is a clean, professional PDF without browser chrome, navigation elements, or dynamic JavaScript content. Your HTML and the generated PDF are immediately deleted from the server after the download is delivered.

Key Features

CSS Support

LibreOffice renders HTML with CSS styling including fonts, colors, margins, padding, borders, tables, lists, and basic positioning properties.

Clean Paginated Output

The resulting PDF is a clean, paginated document free of browser UI elements — suitable for printing, archiving, and professional distribution.

Fast Rendering

HTML content is converted to PDF in seconds, even for longer documents with complex tables and extensive CSS styling.

Secure Processing

Your HTML content is transmitted over encrypted HTTPS and permanently deleted from the server immediately after the PDF is returned.

@page Rule Support

Control page size, orientation, and margins directly from your HTML using CSS @page rules, giving you precise control over the output format.

Invoice & Report Generation

Ideal for generating PDF invoices, reports, and client-facing documents from HTML templates with dynamically inserted data.

No Page Limit

Convert HTML documents that flow to any number of pages. Long-form content, data tables, and multi-section reports are all fully supported.

Frequently Asked Questions

What HTML and CSS features are supported?

LibreOffice supports standard HTML5 elements and common CSS2/CSS3 properties including fonts, colors, margins, padding, borders, tables, lists, and basic positioning. Advanced features like CSS Grid, complex flexbox layouts, or JavaScript-dependent rendering may not produce expected results.

Can I convert a live website URL to PDF?

This tool accepts HTML markup content, not URLs. To convert a web page, save the page's HTML source (Ctrl+S or View Source in your browser), paste it into the tool, and convert. This gives you control over exactly what content appears in the PDF.

Will images in my HTML appear in the PDF?

Images referenced via absolute URLs (https://...) may be fetched during server-side rendering. Images embedded as base64 data URIs in the HTML will always be included. For reliable results, use absolute URLs or embed images as base64 data URIs in your HTML.

Can I use this tool to generate PDF invoices from HTML templates?

Yes — generating PDF invoices from HTML is one of the primary use cases. Design your invoice in HTML with inline CSS or a style block, insert transaction data, and convert to PDF. The output is a professional document suitable for sending to clients or storing as records.

Does the tool support web fonts like Google Fonts?

Web fonts loaded via @import or external link tags may not render if the server cannot reach the external font CDN. For reliable rendering, use web-safe fonts like Arial, Georgia, or Times New Roman, or embed fonts as base64 data URIs in your CSS @font-face declarations.

What page size is used for the output PDF?

LibreOffice uses A4 as the default page size. For a different size or orientation, include a CSS @page rule in your style block, for example: @page { size: letter landscape; margin: 15mm; }. This is the standard way to control print layout from CSS and is fully supported.

Can I control PDF page margins from my HTML?

Yes. Add a CSS @page rule to your HTML style block: @page { margin: 20mm; } sets 20mm margins on all sides. You can set different margins for top, right, bottom, and left individually using standard CSS shorthand.

Can this tool be used for developer PDF generation workflows?

Yes. Developers can generate HTML content programmatically — assembling templates with dynamic data — then submit the HTML to this tool via the web interface for PDF output. This works well for generating invoices, reports, and certificates from web applications.

Will CSS tables in my HTML convert to PDF correctly?

HTML tables styled with CSS borders, padding, cell spacing, and background colors typically render correctly in the PDF output. Very complex nested tables or tables with non-standard display properties may require adjustment, but standard invoice-style data tables convert reliably.

What happens if my HTML has JavaScript-dependent content?

LibreOffice renders the HTML as a static document without executing JavaScript. Content that requires JavaScript to render (such as dynamically generated tables or charts) will not appear in the PDF. For JavaScript-rendered content, pre-render it to static HTML before converting.