PDF manipulation library for C# - AI tools

ZetPDF is a high-performance .NET SDK that enables developers to create, edit, convert, protect, and print PDF documents without requiring Adobe Acrobat, featuring a 100% managed C# codebase with its own rendering engine.

• Pay Once

PDF PDF offers a comprehensive suite of free online tools for all your PDF needs, including conversion, merging, splitting, compression, and more.

• Free

ComPDFKit provides comprehensive PDF SDKs for developers, enabling integration of PDF viewing, annotation, editing, conversion, and AI-driven document processing functionalities into applications across multiple platforms.

• Free Trial
• From 67$

Win PDF Editor is a Windows-based PDF editing software that enables users to modify PDF documents by adding text, inserting images, drawing shapes, removing content, deleting pages, and redacting confidential information. It also includes a PDF converter for transforming documents into various editable formats.

• Other

PDFjet is a lightweight, efficient PDF generation library for Java, .NET, Swift, and Go, offering cross-platform compatibility, built-in barcode support, and no deployment restrictions.

• Pay Once

PDF Reader Pro is an all-in-one PDF solution for viewing, editing, converting, annotating, and form-filling across Mac, Windows, iOS, and Android. It integrates AI features like translation, summarization, and rewriting to enhance document workflows.

• Pay Once

SautinSoft provides comprehensive .NET components for creating, editing, converting, and manipulating documents in PDF, DOCX, RTF, HTML, Excel, and image formats without Microsoft Office dependencies.

• Contact for Pricing

iText is a comprehensive PDF toolkit offering open-source and commercial PDF libraries for generating, manipulating, and automating PDF documents in Java and .NET applications.

• Freemium

Systweak PDF Editor is an all-in-one Windows software that enables users to edit, convert, sign, protect, and compress PDF files with advanced features including OCR and batch processing.

• Freemium

PDF.to is a comprehensive online toolkit offering free PDF tools for merging, splitting, compressing, converting, rotating, and organizing PDF documents, along with various file format converters.

• Freemium
• From 9$

Gemini PDF is an AI-powered tool offering a comprehensive suite of features for processing and managing PDF documents, including conversion, editing, organization, and security.

• Free

Sejda is a comprehensive PDF editing and management platform offering over 30 browser-based tools for tasks like editing, merging, splitting, converting, compressing, and securing PDF documents.

• Freemium
• From 8$

API2PDF provides a powerful REST API enabling developers to generate, convert, and manipulate PDFs and documents at scale using leading rendering engines and serverless infrastructure.

• Usage Based
• From 1$

ILovePDF3 provides a comprehensive set of free online tools for editing, converting, and managing PDF documents, images, and other file formats, catering to both individuals and businesses seeking simple digital document solutions.

• Free

Smallpdf offers a suite of 21 tools to convert, compress, edit, and sign PDFs for free. Simplify your document management with a user-friendly interface and secure processing.

• Free Trial

Advanced PDF Editor is an all-in-one PDF editing solution for Mac, offering over 40 features to edit, merge, convert, sign, and secure PDF files with ease and efficiency.

• Freemium
• From 4$

SelectPdf provides an online HTML to PDF conversion tool, REST API, and powerful .NET SDK for efficiently generating and managing PDF documents from web content or raw HTML.

• Freemium
• From 19$

FoxPDF offers a suite of PDF tools including converters, editors, and readers for Windows, supporting over 500 document formats with multilingual and security features.

• Paid

Win2PDF enables users to create PDF files easily by printing from any Windows application, offering reliable, local, and ad-free PDF conversion with advanced automation features.

• Pay Once

7-PDF offers a comprehensive suite of Windows PDF tools including converters, editors, and e-invoice solutions with AI-powered extraction and lifetime licenses.

• Freemium