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QrcaBarcode Scanner
Free

Free and open source under the GPL-3.0+.

 Free

Free and open source under the GPL-3.0 licence.

Linux, Android Android
  • Both scans and generates QR codes
  • Runs on Linux desktops and Android
  • Reads and generates QR Code, Data Matrix, PDF 417 and Aztec
  • Looks up food, cosmetics, book and music product details
  • Scanning needs a camera
  • Narrow single-purpose tool
  • Android only
  • Product lookups depend on online databases
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License: GPL-3.0-or-later
No account needed No account needed
Works offline Not stated if it works offline

Checked October 1, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.