---
title: "ノート"
icon: material/notebook-edit-outline
description: These encrypted note-taking apps let you keep track of your notes without giving them to a third party.
cover: notebooks.webp
---

<small>Protects against the following threat(s):</small>

- [:material-server-network:サービスプロバイダー](basics/common-threats.md#privacy-from-service-providers ""){.pg-teal}

Keep track of your notes and journals without giving them to a third party.

If you are currently using an application like Evernote, Google Keep, or Microsoft OneNote, we suggest you pick an alternative here that supports end-to-end encryption.

## クラウドベース

### Standard Notes

<div class="admonition recommendation" markdown>

![Standard Notes logo](assets/img/notebooks/standard-notes.svg){ align=right }

**Standard Notes** is a simple and private notes app that features cross-platform sync for seamless use. すべてのプラットフォームでエンドツーエンド暗号化を使用し、テーマやカスタムエディターによる強力なデスクトップ環境を提供します。

Standard Notes has also undergone multiple [independent audits](https://standardnotes.com/help/2/has-standard-notes-completed-a-third-party-security-audit).

[:octicons-home-16: Homepage](https://standardnotes.com){ .md-button .md-button--primary }
[:octicons-eye-16:](https://standardnotes.com/privacy){ .card-link title="Privacy Policy" }
[:octicons-info-16:](https://standardnotes.com/help){ .card-link title="Documentation" }
[:octicons-code-16:](https://github.com/standardnotes){ .card-link title="Source Code" }
[:octicons-heart-16:](https://standardnotes.com/donate){ .card-link title="Contribute" }

<details class="downloads" markdown>
<summary>Downloads</summary>

- [:simple-googleplay: Google Play](https://play.google.com/store/apps/details?id=com.standardnotes)
- [:simple-appstore: App Store](https://apps.apple.com/app/id1285392450)
- [:simple-github: GitHub](https://github.com/standardnotes/app/releases)
- [:fontawesome-brands-windows: Windows](https://standardnotes.com)
- [:simple-apple: macOS](https://standardnotes.com)
- [:simple-linux: Linux](https://standardnotes.com)
- [:octicons-browser-16: Web](https://app.standardnotes.com)

</details>

</div>

Standard Notes has [joined Proton AG](https://standardnotes.com/blog/joining-forces-with-proton) as of April 10, 2024.

### Notesnook

<div class="admonition recommendation" markdown>

![Notesnook logo](assets/img/notebooks/notesnook.svg){ align=right }

**Notesnook** is a free (as in speech), open-source, and easy-to-use E2EE note-taking app focused on user privacy.

It features sync functionality that allows you to access your notes on multiple platforms. You can easily import your notes from Evernote, OneNote, and other apps using their [official importer](https://importer.notesnook.com).

[:octicons-home-16: Homepage](https://notesnook.com){ .md-button .md-button--primary }
[:octicons-eye-16:](https://notesnook.com/privacy){ .card-link title="Privacy Policy" }
[:octicons-info-16:](https://help.notesnook.com){ .card-link title="Documentation" }
[:octicons-code-16:](https://github.com/streetwriters/notesnook){ .card-link title="Source Code" }
[:octicons-heart-16:](https://opencollective.com/notesnook){ .card-link title="Contribute" }

<details class="downloads" markdown>
<summary>Downloads</summary>

- [:simple-googleplay: Google Play](https://play.google.com/store/apps/details?id=com.streetwriters.notesnook)
- [:simple-appstore: App Store](https://apps.apple.com/app/id1544027013)
- [:simple-github: GitHub](https://github.com/streetwriters/notesnook/releases)
- [:fontawesome-brands-windows: Windows](https://notesnook.com/downloads)
- [:simple-apple: macOS](https://notesnook.com/downloads)
- [:simple-linux: Linux](https://notesnook.com/downloads)
- [:simple-flathub: Flathub](https://flathub.org/apps/com.notesnook.Notesnook)
- [:simple-firefoxbrowser: Firefox](https://notesnook.com/notesnook-web-clipper)
- [:simple-googlechrome: Chrome](https://chrome.google.com/webstore/detail/kljhpemdlcnjohmfmkogahelkcidieaj)
- [:octicons-browser-16: Web](https://app.notesnook.com)

</details>

</div>

### Joplin

<div class="admonition recommendation" markdown>

![Joplin logo](assets/img/notebooks/joplin.svg){ align=right }

**Joplin** is a free, open-source, and fully-featured E2EE note-taking and to-do application which can handle numerous Markdown notes organized into notebooks and tags.

It can sync through Nextcloud, Dropbox, and more. また、Evernoteやプレーンテキストノートを簡単にインポートできます。

[:octicons-home-16: Homepage](https://joplinapp.org){ .md-button .md-button--primary }
[:octicons-eye-16:](https://joplinapp.org/privacy){ .card-link title="Privacy Policy" }
[:octicons-info-16:](https://joplinapp.org/help){ .card-link title="Documentation" }
[:octicons-code-16:](https://github.com/laurent22/joplin){ .card-link title="Source Code" }
[:octicons-heart-16:](https://joplinapp.org/donate){ .card-link title="Contribute" }

<details class="downloads" markdown>
<summary>Downloads</summary>

- [:simple-googleplay: Google Play](https://play.google.com/store/apps/details?id=net.cozic.joplin)
- [:simple-appstore: App Store](https://apps.apple.com/app/id1315599797)
- [:simple-github: GitHub](https://github.com/laurent22/joplin-android/releases)
- [:fontawesome-brands-windows: Windows](https://joplinapp.org/#desktop-applications)
- [:simple-apple: macOS](https://joplinapp.org/#desktop-applications)
- [:simple-linux: Linux](https://joplinapp.org/#desktop-applications)
- [:simple-firefoxbrowser: Firefox](https://addons.mozilla.org/firefox/addon/joplin-web-clipper)
- [:simple-googlechrome: Chrome](https://chrome.google.com/webstore/detail/alofnhikmmkdbbbgpnglcpdollgjjfek)

</details>

</div>

Joplin [does not support](https://github.com/laurent22/joplin/issues/289) password/PIN protection for the application itself or individual notes and notebooks. ただし、データはマスターキーを使用した暗号化により転送中および同期先では常に保護されます。 Since January 2023, Joplin [supports biometrics app lock](https://github.com/laurent22/joplin/commit/f10d9f75b055d84416053fab7e35438f598753e9) for Android and iOS.

### Cryptee

<div class="admonition recommendation" markdown>

![Cryptee ロゴ](./assets/img/notebooks/cryptee.svg#only-light){ align=right }
![Cryptee ロゴ](./assets/img/notebooks/cryptee-dark.svg#only-dark){ align=right }

**Cryptee**は、オープンソースでウェブベースの、端末間暗号化に対応したドキュメントエディターおよび写真ストレージのアプリケーションです。

Cryptee offers 100 MB of storage for free, with paid options if you need more. Sign-up doesn't require an e-mail or other personally identifiable information.

[:octicons-home-16: Homepage](https://crypt.ee){ .md-button .md-button--primary }
[:octicons-eye-16:](https://crypt.ee/privacy){ .card-link title="Privacy Policy" }
[:octicons-info-16:](https://crypt.ee/help){ .card-link title="Documentation" }
[:octicons-code-16:](https://github.com/cryptee){ .card-link title="Source Code" }

<details class="downloads" markdown>
<summary>Downloads</summary>

- [:octicons-browser-16: Web](https://crypt.ee/download)

</details>

</div>

Cryptee is a PWA, which means that it works seamlessly across all modern devices without requiring native apps for each respective platform.

## ローカルノート

### Org-mode

<div class="admonition recommendation" markdown>

![Org-mode logo](assets/img/notebooks/org-mode.svg){ align=right }

**Org-mode** is a [major mode](https://gnu.org/software/emacs/manual/html_node/elisp/Major-Modes.html) for GNU Emacs. Org-modeを使うと、高速かつ効果的なプレーンテキスト システムにより、メモの保存、ToDoリストの管理、プロジェクトの計画、およびドキュメントの作成を行うことができます。 File synchronization is possible with tools like [Syncthing](file-sharing.md#syncthing-p2p).

[:octicons-home-16: Homepage](https://orgmode.org){ .md-button .md-button--primary }
[:octicons-info-16:](https://orgmode.org/manuals.html){ .card-link title="Documentation" }
[:octicons-code-16:](https://git.savannah.gnu.org/cgit/emacs/org-mode.git){ .card-link title="Source Code" }
[:octicons-heart-16:](https://liberapay.com/bzg){ .card-link title="Contribute" }

</details>

</div>

## 規準

**私たちは、推薦するどのプロジェクトとも提携していません。**客観的に推薦できるよう、[標準となる規準](about/criteria.md)に加えて、一連の明確な要件を定めています。 プロジェクトを利用する前に、このリストをよく理解し、ご自身で調査を行って、そのプロジェクトがあなたにとって適切な選択かどうかをご確認ください。

### 最低要件

- クライアントはオープンソースであること。
- クラウド同期機能がエンドツーエンド暗号化であること。
- 文書を標準的な形式でエクスポートできること。

### 満たされることが望ましい基準

- ローカルバックアップ/同期機能は、暗号化に対応すべきである。
- クラウドベースのプラットフォームは、文書共有に対応すべきである。
