Free audio and video plugins, actionscripts, motion background, green screen effects, overlays, VSTis, sound effects, and templates for video editors, music composers, sound designers, graphic designers, and post production artists - by Joe Nasr
Voxengo SPAN is a free Real-time FFT spectrum analyzer AU and VST plugin. Offers you a lot of options for visual look customization. Features statistics, correlation meter and K-level metering. >> Download here.