LinearPhaseGraphicEQ is a free VST plugin for windows.
This consists of a LinearPhaseFIR, and can keep clean sounds.
Version 2 has 61 frequency bands and the ranges of gain are [-12 to +12dB] or [-96 to +12dB] or [-24 to +24dB]. You can easily draw gain to frequency graphic.

*SamplingRate: 44.1k, 48k, 88.2k, 96k support
*StereoOut: (mono->stereo, stereo->stereo)support
*64bit float internal precision