Features:

• Stores almost any type of information, including plain text, HTML, numbers, dates, times, booleans, URLs, etc.
• The tree structure helps keep things organized.
• Each node can have several fields that form a mini-database.
• Several node types, with different sets of fields, can be included in one file.
• The node format, including fields, output lines and tree-view icon, can be defined for each node type.
• There is a quick incremental search command to find a matching node title.
• There is a find command that searches through all node data.
• Previous and next selection commands toggle selections to quickly move between parts of the tree.
• Undo and redo commands are available for all modifying operations.
• TreeLine files are XML by default, but there are options for automatically compressing or encrypting the files.
• The formatted output can be printed with parent/child lines and headers and footers.
• The data can be exported to HTML.
• An XSLT file can be exported to work with the XML TreeLine files.
• Tab-delimited tables and tab-indented text files can be imported and exported. Plain text files and Treepad files can be imported.
• Clicking on URL fields in the output view opens the link in an external web browser.
• There are internal link fields that select another node based on a reference or a keyword.
• There are several sorting options.
• There is an outline numbering feature.
• There are many options for customizing both general and file-based attributes.
• There are editors for keyboard shortcuts and toolbar commands.
• The user interface and documentation are available in English, French and German.