NoNonsense Notes

A simple notepad and to-do app with an excellent navigationGPL-3.0-or-later

EteSync Notes - End-to-end Encrypted Notes

Secure, end-to-end encrypted, and privacy respecting note taking.GPL-3.0-only

Another notes app

Another notes app, like there have been tens of thousands before.Apache-2.0

My Notes - Take notes anywhere

Very simple note-takingGPL-3.0-only

Notes

Notebook with markdown formattingGPL-3.0-only

Audio Notes

take audio notes (recordings)Apache-2.0

Easy Notes

Private, Material, Markdown supported notes app.GPL-3.0-or-later

WD Notes

A note-taking app that syncs with any WebDAV serverGPL-3.0-only

Nex Notes

Taking quick notesGPL-3.0-only

Simple Material Notes

A simple notes app with material design.MIT

Ionic Notes

A simple notepad appApache-2.0

Musical Notes

train reading musical notesGPL-3.0-only

Material Notes

Simple, local, material design notesAGPL-3.0-or-later

Notally | Minimalist Notes

A simple and elegant open source notes appGPL-3.0-only

Learn Music Notes

Music sight reading training gameGPL-3.0-only

Open Markdown Notes (OMN)

Notes taken application with Markdown, HTML, CSS and JavaScript supportMIT

Nextcloud Notes

View and edit notes on NextcloudGPL-3.0-or-later

Fossify Notes

To do list widget with a notebook organizer, checklist, simple shopping listGPL-3.0-only

Omni Notes

Note taking open-source app simple to use and with killer features!GPL-3.0-only

kardi notes | privacy matters

Cross-platform app to take notes. Encrypted, open-source, sync across devices.GPL-3.0-only