An outliner is a special text editor that allows the grouping of text in sections that are organized in a tree (hierarchy) of concepts, an outline. Outline tools can be used for computer programming, collecting or organizing ideas, or project management.

Related Concepts: Mind mapping, Design, Visualization, indexing, mapping, Word processor.

Computer Software

• Windows-only software
  • Ecco Pro
  • TreePad
  • Zoot
• Macintosh-only software
  • OmniOutliner
• Webserver based software
  • wiki
• File formats
  • OPML
  • OML

External links

• General Information
  • Outliners.com
  • Writing in Outlines
  • About this particular outliner
• Programming or Technical Information
  • Outline Processor Markup Language
  • The PHP Layers Menu System
  • Outline Markup Language
  • Song Lyrics Outlined

• Cross-platform Windows/Mac OS Software
  • Inspiration - Visual Outliner for Mac and Windows
  • Kidspiration - Visual Outliner for kids

• Windows OS Software
  • Outliner for Windows
  • Overview of Windows Outlining Programs
  • AWS-Webtools ASP Treeview Text2Tree
  • Dynamic List - free web outliner for IE/Windows
  • PocketThinker

• Mac OS Software
  • TAO from Beach Systems

• Cross-Platform software
  • Buzz a Python-based one.
  • hnb (Originally for Unix)
  • Java outline editor (free software/open source software: BSD License)
  • Leo - free multiplatform outliner
  • Tcl/Tk outline editor
  • EmacsWiki: OutlineMode - (X)Emacs outline mode
  • activeRenderer outline publishing for Radio UserLand Software
  • vimoutliner - Outliner for Vim text editor
  • TVO: The Vim Outliner - A better Vim outliner