PDF-XChange SDK For Developers 

PDF-XChange and the PDF-Tools utility make arguably the smallest PDF files available form any PDF tool available - including Aobe's own products! Simple to use and offereing comprehensive features including encyrption - at an unbeatable price!!!
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CS-RCS Basic 

CS-RCS - General-purpose document revision management and Internet remote access. Fully integrated with the Windows Explorer. Provides the most powerful and intuitive solution on the market today. Free for single users.
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Ultra Recall 

Ultra Recall is a personal information management (PIM) / knowledge management (KM) application for Microsoft Windows. It helps you capture, organize, and recall all of your electronic information across all the applications that you use.
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powerDOCUMENTS 

Complete Knowledge Management Solution for the small and medium size companies to build knowledge bases to document, manage, and retrieve valuable information.
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