PDF Tools

PDFKeeper

PDFKeeper is free, open source software that provides a storage and management solution for PDF documents. Download:https://github.com/rffrasca/PDFKeeper/releases/latest Source code:https://github.com/rffrasca/PDFKeeper

PDF Split and Merge

Split and merge PDF files with PDFsam, an easy-to-use desktop tool with graphical, command line and web interface. Features Download:https://sourceforge.net/projects/pdfsam/files/latest/download Source code:https://sourceforge.net/p/pdfsam/code/HEAD/tree/

QuestPDF

QuestPDF is a modern open-source .NET library for PDF document generation. Offering comprehensive layout engine powered by concise and discoverable C# Fluent API. Source code:https://www.nuget.org/packages/QuestPDF/

PDFPatcher

PDFPatcher is a free and open-source PDF processing tool. Modify PDF documents: modify document properties, page numbers, and page links; Unified page size; Delete actions such as automatically opening web…