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Exploring the Top Tools for Converting Java HTML to PDF

In today’s digital landscape, the need to convert HTML content into PDF format is a common requirement for many businesses and developers. Whether to generate reports and invoices or simply preserving the layout and design of web content, transforming HTML to PDF can be invaluable. Fortunately, there are multiple tools and libraries in Java that make this process seamless and efficient.

In this article, we will explore some of the top tools for converting Java HTML to PDF, highlighting their features and potential use cases. Read on.


iText is one of the most popular and versatile libraries available for PDF generation in Java. It offers a robust set of features for converting HTML to PDF, making it a go-to choice for developers.

iText allows for complex PDF creation and manipulation, including adding:

  • metadata
  • bookmarks
  • annotations

It supports HTML, CSS, and even JavaScript, ensuring that the converted PDF retains the integrity of the original web content. It is also highly customizable, iText enables developers to fine-tune the conversion process to meet specific requirements. itextsharp is ideal for businesses that need to generate dynamic PDF reports from web data, such as financial statements or analytics reports.

Apache PDFBox

Apache PDFBox is an open-source library that provides a simple yet powerful way to work with PDF documents in Java. While it is primarily known for its PDF manipulation capabilities, it also offers HTML to PDF conversion. It creates new PDF documents and manipulates existing ones, including modifying:

  • text
  • images
  • metadata

It also converts HTML content to PDF using basic CSS support. This is free to use and modify, making it an attractive option for projects with budget constraints. It is suitable for small to medium-sized projects where basic HTML to PDF conversion is required without extensive customization.

Flying Saucer

Flying Saucer is a pure Java library dedicated to rendering XML, XHTML, and HTML content to PDF. It focuses on providing a straightforward solution for converting web content to PDF.

It has full support for CSS 2.1, ensuring that the styling of the HTML content is preserved in the PDF. It also easily integrates with other Java applications and libraries.

It has a minimal footprint, making it suitable for applications with resource constraints. It is perfect for projects that require high-fidelity conversion of styled HTML content, such as:

  • web-based invoices
  • digital publications


OpenPDF is another open-source library that is widely used for generating and manipulating PDF documents in Java. While it is a derivative of iText, it has grown to offer its unique features and advantages.

It creates and modifies PDF documents with ease. It also supports basic HTML to PDF conversion with essential CSS.

Additionally, it is free and open-source, allowing for customization and modification. This is Best suited for projects that need a reliable, open-source solution for generating and converting PDF documents.

Use These Tools for Java HTML to PDF Conversion

Converting Java HTML to PDF is a common requirement that can be efficiently addressed using the right tools. Whether you need advanced features, high fidelity, or a cost-effective solution, there is a tool out there to meet your needs. The tools mentioned above each offer unique advantages and cater to different use cases.

By understanding their features and benefits, you can choose the best tool to streamline your HTML to PDF conversion process. The right tool can make all the difference in achieving professional, high-quality PDF documents from your HTML content.

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