A simple interface for working with TeX documents
PDFsam, a desktop application to split, merge, mix, rotate PDF files
A batch image converter and resizer
Hypertext-infused philosophy personal database software
PDF Combiner is a user-friendly, GUI-based tool built in
Convert PDF to HTML without losing text or format
Free HTML to PDF Converter for C# .NET and ASP.NET MVC
Convert HTML to PDF in .NET with C# using EVO HTML to PDF for .NET
AlphaCentauri is a completely free Office tools application.
The DjVu complete solution,with OCR Technology(Arabic ,English).