I39
i39 is an open-source desktop app designed as an alternative to Microsoft OneNote. It allows users to take notes, manage documents, create to-do lists, sketch ideas using a drawing pad, and organize notes into multiple notebooks. i39 focuses on flexibility, security, and privacy.
i39: Open-Source Desktop Note-taking Alternative
A flexible, secure, and private desktop app for note-taking, document management, task lists, drawing, and notebook organization.
What is I39?
i39 is an open-source alternative to proprietary note-taking apps like Microsoft OneNote or Evernote. It is designed for Windows, Mac, and Linux operating systems. i39 allows users to take notes, manage documents, create to-do lists, sketch ideas using a drawing pad, and organize notes into multiple notebooks.
As an open-source software, i39 places strong emphasis on flexibility, security, and privacy. Users have full control over their data. All notes are stored locally on the device in an open format, ensuring privacy and the ability to access the data even if i39 is discontinued in the future.
Some key features of i39 include:
- Basic note taking with text, checklists, and formatting options
- Document management by attaching files or inserting images
- Drawing pad for sketching ideas, diagrams, etc.
- To-do lists and reminders
- Tagging and notebook organization
- Searching within notes
- Cross-platform and encrypted data backup
If you desire a free alternative to proprietary note apps with a focus on open data formats, data ownership, and no usage tracking or advertising, i39 may be a good option to consider.
I39 Features
Features
- Cross-platform desktop app
- Free and open source
- Rich text editing
- Note organization with notebooks/sections
- To-do lists
- Drawing pad
- Password protection
- Encryption
- Cloud sync
- Import/export notes
- Web clipper
- Dark mode
Pricing
- Free
- Open source
Pros
Free and open source
Good feature set
Flexible organization
Strong security and privacy
Cross-platform
Active development
Lightweight
Cons
No mobile apps
Limited templates/themes
No collaboration features
No offline access for web clipper
Official Links
Reviews & Ratings
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