Convert TXT COMMONMARKX to MKDN

The TXT file extension, which represents CommonMark Markdown Language with Extensions is a standardized, plain-text formatting syntax designed to be converted to HTML. CommonMark aims to improve the readability and portability of text, and it is widely used in documentation, forums, and note-taking applications. Extensions enhance its functionality, such as adding support for annotations, form inputs, and other features.

An MKDN (Markdown Documentation) file extension is utilized primarily for creating structured text documents using Markdown language, which is a lightweight markup language. This language simplifies the process of formatting text, converting it into HTML, and enhancing readability with plain text formatting syntaxes. MKDN files are highly favored for documentation in software development, due to their ability to seamlessly integrate with various tools and platforms, providing an efficient way to maintain and share documentation.