VST-MIDI Monitor is a free MIDI data monitoring tool designed to load as a VST instrument within your digital audio workstation. It provides clear visual feedback with selectable channel and system message activity LED indicators, allowing users to track incoming MIDI signals efficiently. The interface displays real-time MIDI data, making it easier to diagnose and understand MIDI communication during music production.

The latest version introduces expanded monitoring capabilities, including indicators for program changes, polyphonic key pressure, and system messages. Users can tailor the display with monitor data selection switches and manage MIDI routing through a switchable MIDI Thru port. These enhancements support better control over MIDI flow and data visualization, improving workflow and troubleshooting precision.

Additional features include 'fxb' bank management for organizing presets and a 'Thru Viewed' option that allows the tool to function as a MIDI data filter device. The application benefits from updated, freshly compiled code to ensure reliable performance and compatibility with modern systems. VST-MIDI Monitor remains a practical and straightforward solution for musicians and producers seeking detailed MIDI signal insight.