Libraries used by SoX

• Ogg Vorbis
• Lame MP3 encoder
• MAD MP3 decoder
• FLAC
• AMR-NB/WB
• libsndfile
• ffmpeg
• libao
• LADSPA
• WavPack
• PNG
• libmagic

Sites that distribute pre-built SoX packages

May be one or two versions behind current SoX release:

• Redhat RPM package: i386 binary (Also available for other targets and as Source Code)
• Debian package: Debian's SoX page
• NetBSD: various binaries

SoX 12.8.2 and older:

• OS/2: various binaries
• BeOS: various binaries
• DGJPP DOS Binary: sox12dos.zip (this is currently 12.18.2 despite shorter name)

Sites with information about SoX

• Wikipedia
• 15 Awesome Examples to Manipulate Audio Files Using SoX
• Linux Journal article on SoX
• SRC comparisons

Other useful free audio tools

• Audacity SoX's graphical soul-mate
• Rosegarden Music composition and editing environment