IronPDF

Produced by Iron Software

IronPDF – C# PDF Library & .NET PDF SDK

IronPDF is a commercial PDF SDK for .NET that enables developers to create, convert, edit, secure, and manage PDF documents programmatically using C#, F#, or VB.NET. It is best known for its Chromium-based HTML-to-PDF rendering, producing pixel-accurate PDFs from web content.

Overview

IronPDF is designed for modern .NET applications that require reliable PDF generation and manipulation. It supports converting HTML, URLs, and templates into PDFs, editing existing documents, securing files with encryption and signatures, and automating document workflows across desktop, web, and cloud environments.

Key Features

PDF Creation & Conversion

• HTML to PDF using a real Chromium engine (HTML5, CSS3, JavaScript)
• Convert URLs, MVC views, ASPX pages, and images to PDF
• Template-based PDF generation
• PDF/A creation for long-term archival

PDF Editing & Management

• Merge, split, and reorganize PDFs
• Add headers, footers, page numbers, and watermarks
• Edit text and images in existing PDFs
• Manage metadata, bookmarks, and pages

Extraction & Automation

• Extract text, images, and metadata
• Page-level extraction and document restructuring
• Suitable for reporting, archiving, and document pipelines

Security & Compliance

• Password protection and encryption
• Digital signatures
• Permission controls (print, copy, edit)

Technical Capabilities

• Languages: C#, F#, VB.NET
• .NET Support: .NET 10, 9, 8, 7, 6, .NET Core, .NET Framework
• Platforms: Windows, Linux, macOS, Docker, Azure, AWS
• App Types: ASP.NET, Blazor, WPF, WinForms, MAUI, Console, Services

Typical Use Cases

• HTML-based invoice and report generation
• SaaS PDF export and document automation
• Secure document delivery and signing
• Web content archiving to PDF
• Enterprise reporting and compliance workflows

Documentation & Support

IronPDF provides official documentation, API references, tutorials, and sample projects covering common and advanced PDF scenarios, including HTML rendering, editing, security, and extraction.

Licensing

IronPDF is a commercial SDK with developer and enterprise licensing options. A 30-day free trial is available for evaluation with full functionality.

Summary

IronPDF is a full-featured .NET PDF SDK focused on high-fidelity HTML-to-PDF rendering, cross-platform deployment, and developer-friendly APIs. It is well suited for teams that need consistent PDF output, automation, and security within modern .NET applications.

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API / SDK Windows MacOS Linux Developer/forensics tool Java Subscription Perpetual

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PDF 2.0 (ISO 32000-2) PDF/A PDF/UA XMP PDF/A-1 PDF/A-2 PDF/A-3 PDF/A-4 ZUGFeRD Factur-X PDF/A-4 Level E Tagged PDF PDF/UA-1 PDF/UA-2 PDF 1.7 (ISO 32000-1:2008) Deriving HTML from PDF

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Tagged PDF Annotate Assemble Compress Create Modify page content Redact Print Sign Stamp Validate Developer tools Convert from PDF Convert to PDF Merge Extract Object data Print Export to other formats Create PDF tags Add, review & markup annotations Edit PDF content Insert, delete, move pages Barcoding Approval (digital signatures) File attachments Validate digital signatures Timestamp signatures AES-256 (PDF 2.0) Display XMP metadata Author forms Fill in forms Flatten forms Validate digital signatures