wikidPad
Open Source
wikidPad different from other notepad applications is the ease with which you can cross-link your information.
KeepNote
Open Source
KeepNote is a note-taking and organization. KeepNote is a note taking application that works on Windows, Linux, and MacOS X.
Piggydb
Open Source
Piggydb is an open source Web notebook application that provides you with a platform to build your knowledge personally or collaboratively.
germ.io
Free Personal
germ lets your team capture every great idea, brainstorm and turn them into actionable project plans.
Goalton.com
Freemium
Goalton.com is a platform for goal and task management.
NixNote
Open Source
NixNote is an open source client for Evernote.
Org-mode
Open Source
Org-mode is an Emacs Mode for Notes, Planning, and Authoring.
Moo.do
Freemium
Moo.do brings all of your tasks together into one consistent interface.
Manuskript
Open Source
Manuskript is an open-source tool for writers.
Compare OmniOutliner with alternatives
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Compare Moo.do and OmniOutliner and decide which is most suitable for you.
Compare germ.io and OmniOutliner and decide which is most suitable for you.
Compare Manuskript and OmniOutliner and decide which is most suitable for you.
Compare Goalton.com and OmniOutliner and decide which is most suitable for you.