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Aria Maestosa is an open-source (GPL) midi tracker/editor. It lets you compose, edit and play midi files with a few clicks in a user-friendly interface offering score, keyboard, guitar, drum and controller views.

What's New

Version 1.4.6:

  • Added 'duplicate track' features
  • Added 'recent files' menu
  • Implemented resizing notes with the mouse cursor
  • Now allows background tracks in score editor
  • Score editor's notation flags (musical and linear notations) are now saved in .aria file
  • Added GTK-style scrollbar for Linux systems
  • "Select all" and "Unselect all" more...


  • Mac OS X 10.5 or later

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Current Version (1.x)


Downloads 26,051
Version Downloads 4,901
License Free
Date 18 Dec 2012
Platform OS X / Intel 32
Price Free