iTextPDF is a free, open source PDF library that allows developers to generate, modify, and process PDF documents in Java and .NET applications. It provides a broad range of PDF functionality including creating and editing PDFs, splitting and merging documents, adding images and
iTextPDF: Free Open Source PDF Library for Java and .NET
A free, open source PDF library allowing developers to generate, modify and process PDF documents in Java and .NET applications with features like creating, editing, splitting, merging, adding images and text, and digital signatures.
What is ITextPDF?
iTextPDF is a popular open source PDF library for Java and .NET developers. It enables developers to generate, edit, and manipulate PDF documents programmatically in their applications. iTextPDF is very feature-rich and provides a wide range of PDF capabilities:
Generate PDF documents from scratch or by importing existing document formats
Edit existing PDF files by adding, removing or modifying text and graphics
Split, concatenate, and manipulate pages in PDF documents
Add encryption, digital signatures for security
Extract text and metadata from PDF files
Convert HTML, SVG, and other file types to PDF
PDF to image file conversion
Supports complex PDF features like attachments, PDF/A compliance, PDF portfolios etc.
iTextPDF handles complex PDF tasks efficiently while keeping the API simple and developer-friendly. With over 10 years of active development, iTextPDF is stable and reliable. It has a liberal open source license making it free to use in commercial applications as well.
ITextPDF Features
Features
PDF generation and manipulation
Adding text, images, and annotations
Digital signatures support
PDF form filling
PDF splitting and merging
PDF to image conversion
PDF linearization
PDF accessibility features
PDF encryption and permissions
Barcode generation
Font handling and embedding
Pricing
Open Source
Pros
Free and open source
Cross-platform (Java and .NET)
Comprehensive PDF feature set
Active development and support
Good documentation
Lightweight and fast
Cons
Steep learning curve
Limited high-level APIs compared to paid libraries
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