Ardour, free digital audio workstation application, has reached the 4.0 release for almost one month. The new release brings many technical improvements, as well as new features and over a thousand bug fixes.

Ardour is a hard disk recorder and digital audio workstation application intended to be suitable for professional use. The 4.0 release has vastly reduced the memory consumption, brings better OS X support, updated user interface, JACK is no longer required, though it’s still usable with Ardour. For more changes, see the official news page.

How to Install Ardour 4 in Ubuntu 14.04:

There’s finally a PPA repository that contains the Ardour 4 packages for Ubuntu 14.04 LTS. To add the PPA, and install/upgrade the software, run below commands one by one in a terminal (Ctrl+Alt+T):

sudo add-apt-repository ppa:dobey/audiotools

sudo apt-get update

sudo apt-get install ardour

Or you can directly download the .deb installer from the PPA page.

For help, please go to Ardour forums.