CHM2PDF Pilot 

Convert chm to PDF files. The program supports batch conversion, command line, PDF security options, password protection and compression modes. The program has Explorer-like interface.
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novaPDF SDK 

novaPDF SDK is a PDF software development kit that can be used by software developers and programmers to include the ability to create PDF files in their own applications. Get the latest version from http://www.novapdf.com/pdf-sdk.php
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AcroPDF 

Convert your documents to Adobe PDF format quickly and easily, and allows you to create high-quality PDF files from any printable documents and virtually any Windows application. 128-bit encryption, font embedding, document metainfo creation etc.
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602PRINT PACK 

602PRINT PACK is an easy-to-use and feature-rich document conversion tool. Easily create Adobe PDF documents, multi-page TIFF, JPEG or other image formats from any application that can print.
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PDF-Pro 

Create PDF files quickly and easily with PDF-Pro. PDF Batch Convertor, Page Merger and Splitter, Batch Encryptor, Bookmarks and Hyperlinks, Watermarks. All features in one package.
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Encrypt & Decrypt PDF 

Encrypt & Decrypt PDF allows you to Encrypt and Decrypt protected Adobe Acrobat PDF files in batch mode. With this software, you may freely secure your PDF files from being printed, changed, copied, extracted, signed of your PDF files.
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