This article provides one of the most complete/short overviews of DITA software solutions.

The article originates from Society for Technical Communication (STC), and it will give you a profound overview of available DITA XML-editors and DITA XML-capable CMS along with a reasonable background on the DITA principles. This will help you understand relevant details in the marketplace and will help you understand what drives topic-based communication in general.

Read the article here (PDF)

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