AsciiDoc is a human-readable document format that is semantically equivalent to DocBook XML, but uses a plain text markup language. It's designed for writing notes, documentation, articles, books, web pages, slide presentations, man pages and much more. AsciiDoc files are typically converted into other formats like HTML, PDF, EPUB, or man pages using a processor like Asciidoctor. The format emphasizes readability and ease of writing, allowing authors to focus on content rather than complex markup. It supports features like tables, lists, cross-references, and includes, making it suitable for large and complex documents. AsciiDoc's simple syntax and powerful processing capabilities make it a popular choice for technical writers, developers, and anyone who needs to create well-structured documents from plain text. The format is highly configurable, allowing users to customize the output to meet specific requirements. AsciiDoc is often used in software development projects for generating documentation, release notes, and user guides. It is also used for creating books and articles. The format's flexibility and ease of use make it a versatile tool for a wide range of documentation tasks.