sayanarijit / qrscan

Scan a QR code in the terminal using the system camera or a given image

qrscan

Scan a QR code in the terminal using the system camera or a given image.

qrscan.mp4

Install

Scoop

scoop bucket add extras
scoop install qrscan

Cargo

# On Ubuntu, first install libclang-dev (apt-get install libclang-dev)
cargo install --locked --force qrscan

Nix

Nixpkgs

nix-env -f https://github.com/NixOS/nixpkgs/tarball/master -iA qrscan

Flake

nix profile install github:sayanarijit/qrscan

Pre-built binaries

Download the appropriate binary from the latest release.

Usage

Scan via the system camera with terminal preview

qrscan --preview

Scan a given image file

qrscan path/to/file

# Or read from stdin

cat /path/to/file | qrscan -

Print the QR code on the terminal

qrscan <path/to/file> --qr --no-content

Also print QR code metadata

qrscan <path/to/file> --metadata

Export the QR code as image files

qrscan <path/to/file> --qr \
  --svg path/to/out.svg \
  --png path/to/out.png \
  --jpeg path/to/out.jpeg \
  --ascii path/to/out.ascii

Some Usage Examples

Capture a screenshot of a selected area using ImageMagic and scan the QR code.

import png:- | qrscan -

Introductions & Reviews

• Scan QR codes right from your Linux Terminal ~ The Lunduke Journal