The beautifully crafted outliner for your Mac. Keep ideas structured and collected every day.




Redberry is described as 'Collect your thoughts with this minimalist, but powerful Notes / To-Do app. Features include offline support, infinite nesting, search, and sync between devices' and is a Note-taking tool in the office & productivity category. There are more than 25 alternatives to Redberry, not only websites but also apps for a variety of platforms, including Mac, Windows, iPhone and iPad apps. The best Redberry alternative is CherryTree, which is both free and Open Source. Other great sites and apps similar to Redberry are Workflowy, Cryptee, Dynalist and Org mode.
The beautifully crafted outliner for your Mac. Keep ideas structured and collected every day.




Doit is the new and easy way to get organised. Take notes, manage projects, share ideas, and collaborate - all in one place.




Outspline is a free and open-source modular outliner whose functionality can be extended with addons. The most important addon is Organism, which adds advanced time management features and turns the application into a personal organizer, perfectly suited for working with todo...




Natara Bonsai is a Palm OS and Windows Mobile outliner application with a Windows desktop client that also works as a full-featured standalone outliner and task manager. The Bonsai 5 Desktop Edition offers multiple views of a hierarchical outline: single-, dual- or triple-pane...




Boost your productivity. Take notes, set reminders and save contents and links, all in 1 swipe of the mouse. Attach notes automatically to any window.




Noteship is a personal information manager that combines notes, todos, and reminders and is based on simple files and folders.




Cross-platform app for Mac, iPhone, iPad, and iPod Touch. Sync outlines between computers and devices with iCloud. Sync outlines with Evernote, Import and export outlines in OPML format.



Little Outliner is an easy to learn, entry-level outliner that runs in a web browser.

Vimflowy is the most popular Self-Hosted alternative to Redberry.
Synapbook is one of the powerful knowledge management tool for creating cloud-based notes in tree form such as Evernote, OneNote, Google Keep and Workflowy. It has a number of other improved and different features from other tools.


Outlines are interactive and highly customizable notes that organize your plans, projects, and ideas in a clear way. You can synchronize your records with Evernote and iCloud, share your data, and format your notes in the built-in powerful editor.




CrossLine is an outliner with sophisticated cross-link capabilities in the tradition of the well-respected Ecco Pro. It implements the concept of "Transclusion" proposed by Ted Nelson and - among others - implemented in the legendary Objectory SE tool by Ivar Jacobson.
