Saber
Saber supports handwriting in an open-source app designed for use across platforms, according to its project description.
About Saber
Saber is an open-source, cross-platform notes app built for handwriting, with versions for Android, iOS, Linux, macOS and Windows. It is designed for simple note capture, syncs between devices, and can invert notes, images and PDFs for dark-mode use. It offers unlimited nested folders and keeps recent notes on the home screen.
Key features
- Cross-platform handwriting notes for Android, iOS, Linux, macOS and Windows
- Inverts notes, images and PDFs for dark mode
- Dual-password protection for notes stored on servers or self-hosted
- Highlighter handles overlaps and maintains color consistency
- Unlimited nested folders, with recent notes shown on the home screen
- Fully open-source code that can be inspected publicly
Best for: Students, professionals, and creative users who want cross-platform handwriting notes with dark-mode support and folder organization.
Good for
- Open-source so anyone can inspect the code and data handling
- Supports handwriting across five desktop and mobile platforms
- Dark-mode inversion extends to images and PDFs
Watch out for
- Pricing information is not provided in the source
- Translation gaps may be filled by machine translation
- The dual-password protection claim is described by the project; no independent verification is provided in the source
Saber at a glance
- Website
- github.com/saber-notes/saber
- Category
- Productivity › Notes & Knowledge Management
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Android, iOS, Linux, macOS, Windows
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
Guides for Notes & Knowledge Management
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Saber FAQ
Which platforms does Saber support?
Android, iOS, Linux, macOS and Windows.
Can Saber be self-hosted?
The project says notes can be stored on the official Saber server, another server, or a self-hosted server.
How does Saber protect notes on a server?
The project says it uses a dual-password system to protect notes even if someone has complete control over the server.
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