Traverso DAW is a cross-platform multitrack audio recording and audio editing suite with support for CD mastering and non-linear processing. It is free software, licensed under GNU General Public License.
Traverso offers a unique user interface using both the mouse and the keyboard together for precision and speed. Designed for scalability, Traverso DAW can be used by live musicians using a netbook.
https://www.youtube.com/watch?v=FmjrlT_C_UA