Documentation:Audio Editing Tools

Open Source/Free Audio Editing Tools

 * Audacity:available for Windows, Mac OS X, Linux and other operating systems. http://audacity.sourceforge.net/
 * Linux Multimedia Studio (LMMS):available for Windows, Mac OS X & Linux. https://lmms.io/
 * A list of 25 free audio editors: http://www.hongkiat.com/blog/25-free-digital-audio-editors/