Aquí van dos EQ:
The IIEQ is a free, fully parametric 10-band equalizer with its own, characteristic sound and low CPU consumption. The 1st and the 10th band are low and high shelf filters, respectively; all other bands are peak filters. Individual bands can be switched on and off (click on the small green buttons!). It is available for Windows (32/64 bit) and Mac (32 bit)
Marvel GEQ is a linear-phase 16-band graphic equalizer AU and VST plugin with multi-channel operation support (supporting up to 8 input/output channels, audio host application-dependent). Marvel GEQ offers extensive internal channel routing capabilities, and supports mid/side channel processing.
Marvel GEQ allows audio engineers and musicians to apply quick EQ shape adjustments, both to audio tracks and full mixes. The linear-phase filtering offered by Marvel GEQ is suitable for equalization tasks where high quality and excellent sonic character are a must.