The Best 63 OmniOutliner Alternatives

  • TreeLine

    TreeLine just stores almost any kind of information. A tree structure makes it easy to keep things organized. And each node in the tree can contain several fields...

    Free Open Source Windows Linux

  • Tinderbox

    Tinderbox is a personal content assistant that helps you visualize, analyze, and share your notes. Tinderbox stores and organizes your notes, plans, and ideas. ...

    Commercial Mac OS X

  • Tkoutline

    Tkoutline is a single pane, cross-platform outline editor written in Tcl/Tk . With this editor, information can be structured hierarchically in an outline and outlines...

    Free Open Source Windows Linux

  • Fargo

    Fargo is a simple idea outliner, notepad, todo list, blogging tool, project organizer. It's an HTML 5 application, written in JavaScript, runs in any compatible...

    Free Web Dropbox

  • Outspline

    Extensible outliner and personal time organizer to manage todo lists, schedule tasks, remind events.

    Free Open Source Linux Python wxPython

  • CarbonFin Outliner

    Great application for creating lists and outlines that need to be accessible anywhere, good for reoccurring shopping lists or check lists / notes on how to do a...

    Commercial iPhone iPad Web

  • Week Plan

    Check out this FREE online fluid weekly planner. Stop trying to be productive, be effective!

    Freemium Windows Android iPhone Android Tablet Web

  • OutlineEdit

    A beautifully crafted outliner for your Mac: It helps you keep your ideas structured and collected. Use OutlineEdit as an empty canvas to sketch information - for...

    Commercial Mac OS X

  • 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...

    Free Open Source Mac OS X Windows Linux

  • Foldout

    The single-pane outliner that Windows users have been searching for for years, free! Extensive keyboard commands make outlining a fast-paced and smooth experience.

    Free Windows .NET Framework

  • Agenda At Once Free PIM

    All-in-one organizer - integrates all your PIM needs in the well-organized interface: to-do list management, time planning, contacts, reminders, recurring options and...

    Free Windows

  • Lifestyle Inspector

    Lifestyle Inspector is a free windows GTD/productivity/todo-list app with integrated Mind-mapping and powerful personal productivity reports. It has the following...

    Free Windows

  • BlankPage.io

    Helps writers become authors. BlankPage is a full writing environment with a minimalist text editor, a powerful outlining tool, and social features all centered around...

    Commercial Web

  • Deep Notes

    Deep Notes is a simple hierarchical note pad. You can use it to outline ideas, make to-do lists, or whatever else might need jotting down in a list, hierarchical or not....

    Free Mac OS X

  • Outliner

    Organize shopping lists, tasks, todo-lists, ideas and all kinds of memos. Or use it as a project management tool. Do it in a tree-structure with collapsable nodes. ...

    Freemium Android

  • Vimflowy

    vimflowy is an innovative, open-source notebook and list making app that combines the infinite list and note taking powers of workflowy with a http://alternativein .

    Free Open Source Web Self-Hosted

  • Qbase

    Whether you are a doctor looking for a simple tool to store your patient history, a small shop owner wishing to keep your inventory list up-to-date or just need to...

    Free Windows