Secure Note-Taking

Either locally stored or remote but private.

C.A.
C.A. List by C.A. , last updated 
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  1. Org mode icon
     Like

    Org mode is for keeping notes, maintaining TODO lists, planning projects, and authoring documents with a fast and effective plain-text system.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • GNU Emacs
    • Termux
    • Terminal
    Org mode screenshot 1
    Structured Editing
    Transparent Tables
    +4
    Superior Source Code
  2. Note taking open-source application aimed to have both a simple interface but keeping smart behavior.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • F-Droid
    Omni Notes screenshot 1
    Omni Notes screenshot 2
    Omni Notes screenshot 3
  3. Saferoom icon
     Like

    Saferoom encrypts your notes and attachments before they are uploaded to Evernote or OneNote cloud. Thus your notes become encrypted and protected against any data leaks.

    Cost / License

    • Free Personal
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    Saferoom screenshot 1
    Saferoom screenshot 1
  4. nvPY icon
     Like

    nvPY is a note-taking tool inspired by Notational Velocity, nvALT and ResophNotes. It syncs with simplenote, and runs on Linux, Windows and OSX.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    nvPY
  5. vim-pad icon
     Like

    a quick notetaking plugin. Contribute to fmoralesc/vim-pad development by creating an account on GitHub.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    vim-pad screenshot 1
  6. Notational Velocity is a mouseless application for storing and retrieving notes.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    Note in Vertical Layout
    Note in Horizontal Layout With Tags
    Note Storage Settings
  7. Zim icon
     Like

    Zim brings the concept of a wiki to your desktop. Store information, link pages and edit with WYSISYG markup or directly typing some lightweight markup syntax and see it previewed as-you-type. Creating a new page is easy by either clicking on the "Create new note"...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Flathub
    • Flatpak
    Zim screenshot 1
    Graphviz graph using Diagram plugin
    Formatting options available
    +1
    Hiding all toolbars and statusbar for maximum screen space
  8. Tomboy icon
     Like

    Tomboy is a desktop note-taking application for Linux, Unix, Windows, and Mac OS X. Simple and easy to use, but with potential to help you organize the ideas and information you deal with every day.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     Always there for the grabbing.
    Find your ideas fast.
    Linking between notes.
  9. Free, open-source note-taking with rich text, cross-platform support, syntax highlighting, embedded files, and customizable interface.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • PortableApps.com
    • Flatpak
    CherryTree screenshot 1
    CherryTree screenshot 1
    CherryTree screenshot 2
    +3
    CherryTree screenshot 3
  10. Turtl icon
     Like

    Whether it's bookmarks or passwords, files or shopping lists...Turtl organizes it all and makes it easy to find later. Sync across your devices. Leave nothing behind.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
    • Self-Hosted
    • Google Chrome
    • Firefox
    Turtl screenshot 1
    Turtl screenshot 1
    Turtl screenshot 2
    +1
    Turtl screenshot 3
  11. Encryptic icon
     Like

    Encryptic is an open-source note-taking application heavily focused on encryption. When you start writing, no one will know what you write except for you. We don’t know and we don’t want to know. That’s between you and your work.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
    • RemoteStorage
  12. The safest site on the web for storing your text! Enter any URL, e.g. protectedText.com/anything You find it - its yours! Encrypt all your notes, access anywhere. Simple. Fast. Free. No ads. Secure - don't trust us, check the code yourself.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Android
    Protectedtext (Safe Notes) screenshot 1
    Protectedtext (Safe Notes) screenshot 2
  13. End-to-end encrypted note-taking with offline access, unlimited sync across devices, tagging, passcode and biometric security, plus advanced premium privacy features.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    Standard Notes screenshot 1
    Free version.
    Cross-platform sync and end-to-end privacy
    +4
    Extensions and Themes
  14. Joplin icon
     Like

    Open source note-taking app with Markdown support, to-do integration, and synchronization with cloud services like Dropbox and OneDrive.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • AppImageHub
    • Snapcraft
    • Google Chrome
    • Flathub
    • PortableApps.com
    • F-Droid
    • Cloudron
    • Homebrew
    • Chocolatey
    • Termux
    • Mozilla Firefox
    • Online
    Desktop and mobile apps
    Example
    Cli version!
    +3
    Table inside table with KaTeX Math notations.
(Live-editing with Vim)
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