IronPdf 2026.5.1

IronPDF - The C# PDF Library

IronPdf is a C# library for creating, converting, editing, and securing PDFs.

IronPDF is a comprehensive C# library designed for developers to programmatically create, convert, and edit PDF documents. With a user-friendly API, you can generate PDFs from HTML, sign and secure files, edit text and content, and integrate robust PDF functionality seamlessly into your .NET projects.

Get Started in 3 Steps

1. Install the NuGet Package

PM> Install-Package IronPdf

2. Create Your First PDF

using IronPdf;

// Instantiates Chrome Renderer
var Renderer = new ChromePdfRenderer();
    
// Render Html contents as PDF
var pdf = Renderer.RenderHtmlAsPdf("<h1>~Hello World~</h1> Made with IronPDF!");

// Saves our PdfDocument object as a PDF
pdf.SaveAs("html_saved.pdf");

3. Explore More

Dive deeper with our extensive documentation and examples:

• Tutorials: Step-by-step guides to help you build your first PDF application.

• Code Examples: Practical examples of executable code for common tasks.

• How-To Guides: Practical, goal-oriented instructions to solve specific problems.

• Demo: Demonstrating guides that showcase how IronPDF works the way it does.

• API Reference: Detailed technical descriptions of the API and its components.

Key Features

• Create PDFs: Create PDFs from scratch with a simple set of codes.

• Convert PDF: Convert PDFs from HTML, images, docx, and website pages.

• Edit PDFs: Modify existing PDF documents. Add text, images, watermarks, and headers/footers with ease.

• Organize PDFs: Merge, split, add or remove pages, and manipulate document properties.

• Sign & Secure PDFs: Add digital signatures, set passwords, and manage user permissions to protect your documents.

Compatibility

IronPDF is built for modern .NET and supports a wide range of project types and operating systems.

• Platforms: .NET 10, .NET 9, .NET 8, .NET 7, .NET 6, .NET 5, Core 2x & 3x, Standard 2

• Framework: .NET Framework 4.6.2 (and above)

• App Models: Console, Web, and Desktop Apps, MVC, Blazor, MAUI, Razor Pages, Web Forms

• Operating Systems: Windows, macOS, Linux (Debian, CentOS, Ubuntu)

• Cloud & Containerization Platforms: Azure, AWS, Docker

• IDEs: Microsoft Visual Studio or Jetbrains ReSharper & Rider

License

IronPDF is a commercially licensed product.

• Trial License: Get a free developer key to evaluate the full library with no commitment. Ideal for development and testing purposes. Start your trial HERE.

• Purchase a License: Unlock the library for use in commercial projects and get access to our full technical support. Purchase your license HERE.

Getting Help & Support

Have a question or running into an issue?

• Email Support: Reach out to our team directly at support@ironsoftware.com.

• Live Chat Support: https://ironpdf.com/#helpscout-support

• Report a Bug: https://ironsoftware.com/ticket-submission/

• Community: https://ironsoftware.com/company/iron-slack-community/