Decoder
A GNOME app for scanning QR codes with a camera or from screenshots, and generating new ones.
Open source (GPL-3.0-or-later)By Bilal Elmoussaoui
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About Decoder
Decoder is a small QR code scanner and generator for the GNOME desktop. It can scan codes with a camera or from a screenshot, parse the content and display it when possible, and generate new QR codes from text you enter. A history keeps track of codes you have scanned or created.
It is part of the GNOME Circle of apps, open source under the GPL-3.0-or-later licence, and installed from Flathub. Version 0.10.0 was released in September 2026.
Strengths
- Scans from a camera or a screenshot
- Generates QR codes as well as reading them
- Keeps a history of scanned and generated codes
Limitations
- Linux only
- Focused on QR codes rather than other barcode types
Details
- Pricing
- FreeFree and open source under the GPL-3.0-or-later licence.
- License
- GPL-3.0-or-later
- Developer
- Bilal Elmoussaoui
- Platforms
- Linux
- How it runs
- Downloadable app
- Account
- Not required
- Works offline
- Yes
- Best suited for
- Reading and creating QR codes on a Linux desktop
- Categories
- System utilities
- Last verified
- Added
- Sources