MidiAI Stage — MIDI Playback & Synchronized Online Ensemble for Heartopia | Community

I created a free Windows tool for players who enjoy Heartopia’s music system.

MidiAI Stage supports MIDI playback and lets multiple players divide songs into separate parts for synchronized online ensemble performances.

Features:

🎹 MIDI Playback

👥 Online Ensemble Rooms

🌎 Cross-region Synchronization

📶 Ping Display & Manual Timing Adjustment

💬 Ensemble Chat Translation

🌐 English / Japanese / Korean

🎬 Actual Ensemble Performance

This is an unofficial community-made Windows tool.

Feedback from players who enjoy arranging and performing music would be very welcome!