PdfTools.FourHeights.PdfToolbox (nuget): 4-Heights® PDF Toolbox is a fast and reliable API for processing PDF documents:   • Extraction of existing PDFs   • Creation of new PDFs from scratch   • Modification of existing PDFs   • Assembly, splitting, N-up, encryption of PDFs   • Supports page content, form fields, annotations, etc.   • Supports PDF 1.x, PDF 2.0, PDF/A  PDF software by developers for developers:   • Monthly feature releases   • No external dependencies   • Comprehensive manual and code samples  Visit our website for more information.
Keywords: PDF|PDF/A|create|assemble|modify|form-filling|stamp|encrypt|rotate|extract|annotations