ScriptsApr 12, 2026·1 min read

Joplin — Privacy-Focused Open-Source Note Taking App

Joplin is a privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android, and iOS. Markdown-based, end-to-end encrypted sync, supports Nextcloud, Dropbox, OneDrive, S3, and WebDAV. The open-source alternative to Evernote.

SC
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Quick Use

Use it first, then decide how deep to go

This block should tell both the user and the agent what to copy, install, and apply first.

Download from https://joplinapp.org/download or:

brew install --cask joplin                  # macOS GUI
npm i -g joplin                             # CLI version
snap install joplin-desktop                 # Linux

CLI usage:

joplin mknote "Meeting Notes 2026-04-12"
joplin ls
joplin cat "Meeting Notes 2026-04-12"
joplin sync                                 # Sync to configured backend
Intro

Joplin is a privacy-focused note taking and to-do application with sync capabilities. Created by Laurent Cozic. Supports Markdown, rich text editing, tags, notebooks, full-text search, and end-to-end encrypted synchronization via Nextcloud, Dropbox, OneDrive, S3, or WebDAV. Available on every platform: desktop (Electron), mobile (React Native), CLI, and web clipper.

What Joplin Does

  • Markdown notes — full Markdown support with preview
  • Notebooks and tags — hierarchical organization
  • End-to-end encryption — E2EE for all synced data
  • Sync backends — Nextcloud, Dropbox, OneDrive, S3, WebDAV, Joplin Cloud
  • Web clipper — browser extension to save web pages
  • To-do lists — with alarms
  • Plugins — 200+ community plugins
  • Full-text search — FTS across all notes
  • Attachments — images, PDFs, any file
  • Export — Markdown, PDF, HTML, JEX

Architecture

Desktop: Electron + React. Mobile: React Native. Data stored as Markdown files in a local SQLite database. Sync uses a delta-based protocol over REST APIs to the configured backend. E2EE uses AES-256.

Comparison

App Open Source E2EE Self-host
Joplin Yes (AGPL) Yes Yes
Obsidian No Via plugin No
Notion No No No
Standard Notes Yes Yes Yes
Logseq Yes No (local) N/A

常见问题 FAQ

Q: Joplin vs Obsidian？ A: Joplin 完全开源、自带同步和 E2EE；Obsidian 本地文件、插件生态更丰富、UI 更现代。Joplin 适合重视隐私和自托管，Obsidian 适合追求体验和社区。

Q: 数据存在哪？ A: 本地 SQLite 数据库。同步时加密后上传到你选择的后端（Nextcloud、S3 等）。你始终控制数据。

来源与致谢 Sources

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