buzz.opml
Buzz is a fast graphical editor for XML files with special support for OPML. Using the OPML convergence tools it will edit about any outline and many forms of indented text, including Python. In fact, Buzz was written with Buzz!
Checkvist
Checkvist is a web tool for creating online outlines, hierarchical task lists, collecting and structuring all kinds of informa ...
OutlineEdit
A beautifully crafted outliner for your Mac: It helps you keep your ideas structured and collected. Use OutlineEdit as an emp ...
Foldout
A desktop application for Windows only. Foldout is a single-page outliner, meaning the text you enter is directly organized in ...
Outspline
Outspline is a free and open-source modular outliner whose functionality can be extended with addons. The most important addon ...
Orgzly
Outliner for notes, tasks and to-dos
OmniOutliner
OmniOutliner is a start-to-finish writing app. Perfect for collecting information, outlining Big Ideas, adding structure to an ...
moo-do
Cloud Outliner
Cross-platform app for Mac, iPhone, iPad, and iPod Touch. Sync outlines between computers and devices with iCloud. Sync outlin ...
WorkFlowy
Workflowy lets you organise your brain into easily manageable lists. It also works as a single-pane outliner with inline notes ...
UV Outliner
UV Outliner is a small and powerful single-pane outliner. It is intended for creating, organizing, and collecting information. ...
Fargo
Fargo is a simple idea outliner, notepad, todo list, blogging tool, project organizer. It's an HTML 5 application, written in ...
Visual Outliner
Visual Outliner is an outliner software for Windows, and it uses OPML as the native file format. It's not just another tasklis ...
TreeLine
TreeLine just stores almost any kind of information. A tree structure makes it easy to keep things organized. And each node in ...
Tkoutline
Tkoutline is a single pane, cross-platform outline editor written in Tcl/Tk . With this editor, information can be structured ...
MemPad
MemPad is a plain text outliner and note taking program with a structured index. All pages are stored in a single file. User i ...