Wikipedia, the free encylopedia discusses the concept of "outliner"

Outliners.Com: Archives from the golden age of outliners is both a repository for golden oldies outlining software but also a community of outliner enthusiasts to discuss the old outliners and new ones.

OutlinerSoftware.com is for anyone interested in outlining, PIM, and knowledge management software. Includes community discussions

iOutliner is a free online application that allows you to manage your tasks, ideas, and projects in structured lists.

Inspiration 8.0 Outliner-Mind Map Software for Windows and Macintosh comes highly recommended by us as we use it at Mind Media Powered by the proven techniques of visual learning, Inspiration® 7.6 has been the premier tool to develop ideas and organize thinking for years.

Inspiration in its new version 8.0 introduces significant new capabilities to improve the visual learning experience for students and teachers. This new version provides more powerful support for critical thinking, comprehension, and writing in language arts, social studies, science, and planning.

ActionOutline has perhaps the most elegant user interface of any software outliner. The possibilities for its use are practically endless: to-do lists, recipes, project notes, personal contacts, bookmark lists, reports, term papers and more. Highly recommended!

Power Structure is outlining software with a story development heart. If you are a writer who’s learned your craft you want software that will learn YOUR system, YOUR terminology, YOUR dramatic sense. Power Structure’s fully customizable interface is designed to create the writing environment that totally works for you.

New writers will enjoy basic structure templates Mythic 12 Step, Novel, Screenplay, Stage Play, or TV. Either way, Power Structure’s innovative, graphic methods of looking at your story will inspire development in ways that you might not have thought about before. Navigation through your story elements is so stunningly simple you’ll WANT to write!

One of the best software outliners on the market. All in one! Intuitive Tree-structured PIM, Database, Word Processor, Search engine, Photo Album, Web site Generator and, much more! Widely imitated, Award winning + powerful, yet awesomely small: runs also from a floppy! WORD PROCESSOR: fonts, color, align, style, margin, bullet, number, table, color, sort, undo/redo, zoom; IMAGES: clone, copy, paste, import, export, compress . TREE: font, color, style, sort, numbering, check, icons, sort, drag-drop, etc; forms, templates, HTML export/import

About This Particular Outliner is a series in About This Particular Macintosh (ATPM) online newsletter. It features a constantly updated listing and review of outliners with an emphasis on the mac.