LinuxCommandLibrary
GitHubF-DroidGoogle Play Store

qrtool

Command-line utility for encoding and decoding QR codes

TLDR

Encode text to a QR code PNG
$ qrtool encode "[text]" -o [output.png]
copy
Encode text as terminal ASCII art
$ qrtool encode "[text]" -t ansi
copy
Decode a QR code from an image
$ qrtool decode [image.png]
copy
Encode as SVG with custom colors
$ qrtool encode "[text]" -t svg --foreground "#000000" --background "#ffffff" -o [output.svg]
copy
Generate a Micro QR code
$ qrtool encode "[text]" --variant micro -o [output.png]
copy
Read from stdin and output QR code
$ echo "[text]" | qrtool encode -o [output.png]
copy

SYNOPSIS

qrtool command [options]

DESCRIPTION

qrtool is a command-line utility for encoding text into QR codes and decoding QR codes from images. It supports multiple output formats including PNG, SVG, EPS, ANSI terminal art, and Unicode, plus QR code variants including standard, Micro QR, and rMQR. It reads from stdin and writes to stdout for Unix pipeline integration.

PARAMETERS

encode TEXT

Encode text into a QR code.
decode FILE
Decode a QR code from an image file.
-t, --type FORMAT
Output format: png, svg, eps, pic, ansi, ascii, unicode.
-o, --output FILE
Output file path.
--variant TYPE
QR code type: normal, micro, rmqr.
--foreground COLOR
Foreground color in CSS format.
--background COLOR
Background color in CSS format.
-v, --symbol-version VERSION
QR code symbol version (size). Auto-selected if omitted.
--margin WIDTH
Width of margin around the QR code (default: 4 for normal, 2 for others).

HISTORY

qrtool was created by sorairolake and is written in Rust.

SEE ALSO

qrc(1), qrencode(1)

Copied to clipboard
Kai