Aspose.Words Processor of MS Word Files for .NET
Create, load, modify and save Microsoft Word documents in DOC, DOCX, RTF, DOT, DOTX, DOTM, DOCM, FlatOPC, FlatOpcMacroEnabled, FlatOpcTemplate, FlatOpcTemplateMacroEnabled and WordML formats.

Create, load, and edit CHM files. Since Aspose.Words does not support saving in the CHM format, this plugin is used with the Converter plugin and a plugin for working with the desired export format
Note: all prices are in USD
Create, load, modify and save Microsoft Word documents in DOC, DOCX, RTF, DOT, DOTX, DOTM, DOCM, FlatOPC, FlatOpcMacroEnabled, FlatOpcTemplate, FlatOpcTemplateMacroEnabled and WordML formats.
Create, load, modify and save Web files in HTML and MHTML formats.
Create, load, modify and save OpenOffice documents in ODT and OTT formats.
Create, load, modify and save ebook files in EPUB, MOBI and AZW3 formats.
Create, edit, and save image files in a variety of formats, including TIFF, JPEG, PNG, BMP, EMF, and GIF
Create, load, edit and save markup language files. Processor of XML Files for .NET supports loading of XML files and saving them to XPS, XamlFixed, OpenXps, XamlFlow, and XamlFlowPack formats