ebook2cw ☆

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Description:
Converts ebooks to morse code

Type: Formula | Latest Version: 0.8.5@0 | Tracked Since: Dec 17, 2025

Links: Homepage | formulae.brew.sh

Category: Productivity

Tags: ham-radio morse-code audio conversion cli

Install: brew install ebook2cw

About:
ebook2cw is a command-line utility that converts text from ebook formats (like EPUB, TXT, and HTML) into Morse code audio files. It generates high-quality audio using software synthesizers, supporting various codecs including MP3 and Ogg Vorbis. This tool is essential for amateur radio operators practicing Morse code (CW) reception at different speeds.

Key Features:

Supports multiple input formats (EPUB, HTML, TXT)
Generates audio in MP3, Ogg Vorbis, and WAV formats
Adjustable words-per-minute (WPM) and frequency settings
Automatic text splitting for manageable practice sessions

Use Cases:

Ham radio operators practicing Morse code listening skills
Creating audio study material for CW proficiency exams
Converting public domain texts into audio learning resources

Alternatives:

G4FON – Windows-only Koch trainer, whereas ebook2cw focuses on batch audio generation.
Morse Machine – Interactive trainers, while ebook2cw is specialized for converting long-form text.

License: GPL-2.0-or-later

Dependencies: lame, libogg, libvorbis

Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, arm64_ventura, arm64_monterey, arm64_big_sur, sonoma, ventura, monterey, big_sur, arm64_linux, x86_64_linux

Version History

Detected	Version	Rev	Change	Commit
Sep 14, 2025 7:22pm		0	VERSION_BUMP	7a42b470