Ardour 8.0 is available this week for Linux, macOS, and Windows. There are bug fixes and "substantial quality of life benefits" for audio engineers making use of Ardour. Ardour 8.0 features arrangement markers for managing sections of a song, persistent region groups within the editor window, a new tool to fit the tempo map to a human performance, arpeggiator plugins for creating new interesting progressions, and many other changes.
Downloads and many more details on the Ardour 8.0 digital audio workstation release via Ardour.org .