CSDiff 

ComponentSoftware Diff (CSDiff) is a free, advanced file-difference analysis tool for Microsoft Windows.
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CS-ExcelDiff 

ComponentSoftware ExcelDiff (CS-ExcelDiff) is an advanced Excel document comparison tool for Microsoft Windows which analyzes & presents differences in Excel documents containing either single or multiple sheets.
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DocMoto 

DocMoto is a Document Manager that anybody can use. Incorporates all key document management technologies including version tracking, full security and multi-user capability. Completely Internet compliant, and can be configured in minutes.
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Code Historian 

Code Historian performs file-differencing and code analysis, and assists with code reviews in SourceSafe, Perforce, or CVS. No server installation. Integrates with Visual Studio 6.0, .NET, and 2003. Also available in Explorer and on command-line.
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ArchiDoc 

Desktop XML version of the complete ORACLE based document management system, that gives any size enterprise the ability to quickly find, share and access all document types both scanned in paper and electronic files, from one easy screen.
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CSHTMLDiff Control 

CSHTMLDiff Control is a powerful ActiveX control which allows you to compare two revisions of a file visually in a quick, easy and friendly way. CSHTMLDiff utilizes a robust engine that recognizes various file types, including Text, XML and HTML.
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