Mildon Studios has released Overhead, a headphone calibration VST plugin that features crossfeed simulation, auto-normalization, and corrective EQ.
You can use it to match the response of different types of speakers for quick and easy monitoring.
It is designed to be used as the last plugin in your master effects chain.
A "Go Live" switch is provided to disengage the effects while listening through the speakers and during mixdown.
Price: $9.95 USD.