Crystal Office Maple is a professional tree outline manager with a built-in word processor that can create a hierarchical tree structure for storing documents, notes, links, contacts, passwords, or photos, facilitating information management and quick retrieval. It supports rich text editing functions, a wide range of file import and export formats (such as docx, html, pdf, etc.), drag and drop tree nodes, Unicode text, hyperlinks, custom icons, webpage tree exports, and more. Its interface is friendly and easy to operate, suitable for journalists, novelists, and writers to create and organize complex documents. It also provides a free reader for file sharing.