OneNote Online Alternatives

Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.

Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.

Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.

open-source

AllMyNotes Organizer is a multi-functional hierarchical information manager for Windows.

Flashnote is a quick notes manager

DEVONtechnologies develops DEVONthink, DEVONagent, and other Mac and iOS apps for document and information management and web research.

Multimedia Notepad , Stay Organized and Make Beautiful Notes

freemium

A beautiful, fast, and simple note taking app in the style of elementary

wikidPad is an application for storing thoughts, ideas, todo lists, contacts, or anything else that user can think of to write down.

MyTetra is open source and cross platform personal manager for information accumulation.

A safe place for your notes, thoughts, and life's work

A hierarchical note taking application, featuring rich text and syntax highlighting, storing data in a single xml or sqlite file.

Built-in quick note: save ideas, contacts, interesting facts