Install sox with Homebrew

Project links

• Homepage

Commands and aliases

• play
• rec
• sox
• soxi

Project history

The official ChangeLog traces SoX back to July 1991 and records release history before and after the 11gamma series. The maintained SourceForge tree includes manuals, release notes, and library documentation for the `sox`, `play`, `rec`, and `soxi` commands.

SoX's manual describes the program as a command-line audio processing tool especially suited to quick edits and batch processing. Its model is intentionally non-graphical: input files, format options, output files, and effects are combined into a shell-friendly processing chain.

Adoption history

SoX persisted because it solved a package-manager-shaped problem: one small CLI could convert, inspect, record, play, synthesize, and batch-process audio without a desktop editor. The input package facts show it packaged by Homebrew, Debian, Ubuntu, Fedora, Arch, Nix, MacPorts, Scoop, winget, and other systems.

The 14.x release history shows active maintenance through the 2000s and 2010s, including format support, effects, libSoX changes, and portability fixes. Its SourceForge project page describes it as the Swiss Army Knife of sound processing utilities.

How it is used

Common usage includes converting file formats, applying effects while converting, mixing or concatenating inputs, recording through `rec`, playing through `play`, and inspecting headers with `soxi`. The man page gives examples such as AU to WAV conversion, rate changes, fades, normalization, synthesis, and multitrack recording.

For package users, SoX is often installed because another script, build, podcast workflow, test fixture, or audio data pipeline needs a dependable `sox` binary rather than an interactive editor.

Why package nerds care

SoX is package-nerd infrastructure: tiny enough to script, old enough to be everywhere, and broad enough to replace many one-off audio converters. Its many optional codec and device backends make distro packaging choices visible to users, which is why formula variants and build dependencies matter.

The companion `play`, `rec`, and `soxi` entry points are also packaging-relevant because one installed program exposes several command names. This makes SoX a good example of a CLI package whose symlinks, optional libraries, and man pages are part of the user-facing contract.

Timeline

• 1991: Official ChangeLog traces project creation to July 1991.
• 1995: ChangeLog covers history through the sox-11gamma era.
• 2007: SoX 14.0.0 released.
• 2012: SoX 14.4.0 released with deprecations, format updates, and effect changes.
• 2015: SoX 14.4.2 released with Ogg Opus and RF64 WAV read support among other fixes.
• 2021: Source tree includes maintained manual page updates.

Related projects

• libSoX is the library at the heart of SoX, according to the manual.
• Audacity is mentioned by the SoX manual as the interactive graphical editor to use when the command-line model is not appropriate.
• sox_ng is a later hard fork of SoX 14.4.2.

Sources

• https://sourceforge.net/p/sox/code/ci/master/tree/ChangeLog
• https://sourceforge.net/p/sox/code/ci/master/tree/sox.1
• https://sourceforge.net/p/sox/code/ci/master/tree/soxformat.7
• https://sox.sourceforge.net/
• source_facts.package-manager