CommonMark Markdown Language (.txt)
The TXT file extension is associated with CommonMark Markdown Language, a simplified markup language designed for easy readability and writability. Markdown is widely used in documentation, blogging, and formatting readme files in software development. Introduced in 2014, CommonMark aims to standardize Markdown's diverse implementations. Its clarity and simplicity make it a preferred choice for developers and technical writers seeking to maintain clean, structured documents.