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 Radium by Radium Audio is an Audio Plugin Host for Windows, Mac OS X and Linux. It functions as a LADSPA Plugin. It can host VST Plugins and LADSPA Plugins.
Product Radium
Developer Radium Audio
Price (MSRP) Free / Subscription
Type / Tags
Plug-in, App & Soundware Format(s)
Can Host
Can Host
UtilityStand-alone utility / application
Operating System Availability
Download Released
 1.9.37  Downloads Released
 1.9.30  Downloads Released
 1.9.37  Downloads Released
System Requirements
Miscellaneous Information
Copy ProtectionNone

Radium is a free (as in speech) music editor with a novel interface. It's inspired by trackers, but has fewer limitations and uses graphics to show musical data.

The development of Radium started in 2000.


  • Sound effects automation.
  • Tempo automation.
  • Velocity automation.
  • Pitch automation.
  • Polyphonic tracks.
  • Modular Mixer.
  • Unlimited number of tracks.
  • Unlimited number of lines.
  • Unlimited note, tempo, and effect precision.
  • Unlimited Undo/Redo.
  • Zoom in/out.
  • Blazingly snappy graphics.
  • Import standard MIDI files and MMD2/MMD3 modules.
  • Note sequence effects such as transpose, quantize, glizzando, invert and reverse.
  • Configurable key bindings, menus, fonts, and colors.
  • Extension language support. Write programs that generates music or modifies your songs.
  • Western style scores can be generated from radium songs with Common Music Notation (CMN).
Discussion: Active


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