https://docs.stirlingpdf.com/Installation/Windows%20Installation
https://app.swaggerhub.com/apis-docs/Frooodle/Stirling-PDF/0.45.0#/General/mergePdfs
https://github.com/Stirling-Tools/Stirling-PDF/issues/1173

pdf24-DocTool.exe -convertTo [-outputDir dir] [-outputFile file] file1 [file2]

Interop

• https://stackoverflow.com/questions/32582433/converting-powerpoint-presentations-ppt-x-to-pdf-without-interop
• https://github.com/munim/blog/blob/master/_posts/2011-03-30-how-to-convert-office-documents-to-pdf-using-open-office-in-csharp.md

REST API
https://www.convertapi.com/prices

API

• aspose 999€
  https://purchase.aspose.com/pricing/slides/net/
  https://releases.aspose.com/slides/net/
  https://www.nuget.org/packages/Aspose.Slides.NET/

• spire 799€
  https://www.e-iceblue.com/Buy/Spire.Presentation.html

locally hosted web application that allows you to perform various operations on PDF files - GitHub - Frooodle/Stirling-PDF: locally hosted web application that allows you to perform various operations on PDF files

In this post, I describe how to generate a PDF document using an html template and Playwright.