Asciidoctor PDF: A native PDF converter for AsciiDoc
A library that can help you with generating PDF documents
borb is a library for reading, creating and manipulating PDF files
Hackable CLI tool for converting Markdown files to PDF using Node.js
Online service for PDF conversion (to PDF)
Convert files like docx, xlsx, pptx, html, and more to MarkDown
PHP library for Vertopal file conversion API
Free HTML to PDF Converter for C# .NET and ASP.NET MVC
The DjVu complete solution,with OCR Technology(Arabic ,English).
This project is forged to compare two PDFs
Convert PDF versions, so old software can still be used.