Freeware - NeuralNote Polyphonic Audio to MIDI Conversion VST Plugin

https://github.com/DamRsn/NeuralNote

NeuralNote is the audio plugin that brings state-of-the-art Audio to MIDI conversion into your favorite Digital Audio Workstation. 

Works with any tonal instrument (voice included) 

Supports polyphonic transcription

Supports pitch bends 

Lightweight and very fast transcription 

Can scale and time quantize transcribed MIDI directly in the plugin