nanoMIDIPlayer is a lightweight MIDI player that can simulate MIDI to QWERTY or send MIDI signals directly to output MIDI devices.

🚀 Features

[x] Fully Open Source
[x] Simulate MIDI Events as QWERTY or to Output Device from .mid | .midi Files
[x] MIDI INPUT to QWERTY Keys
[x] Velocity and Sustain support
[x] Full 88 Key support
[x] Random Fail/Human Error [Speed | Transpose]
[x] Modifiable Piano Keymaps
[x] Drums to QWERTY from .mid | .midi Files
[x] Built-in MIDI Hub from nanoMIDI.net
[x] Modifiable Hotkeys
[x] Customizable User-Interface
[x] Windows, Linux and macOS Support!
[x] No Time Drift

📸 Showcase

https://github.com/user-attachments/assets/bb727c89-bd29-44f8-9194-e09e8f49975f

🔹 Download

Get the latest version of nanoMIDIPlayer Here:

🛠️ Setup

Download nanoMIDIPlayer.exe or nanoMIDIPlayer-macOS.dmg for macOS
Run nanoMIDIPlayer.exe
Select a MIDI File or find one from MIDI Hub
Focus on your virtual piano app/game
Press "PLAY" (Default Hotkey: F1)

⚠️ Why is this program detected as a virus?

Open-source programs like this often get flagged as viruses because some malware may use the same libraries. Removing false positives costs around $300/year. You can freely check the source code to ensure it is safe.

💖 Special thanks to our Donators, Beta Testers and Suggesters!

| Donator | Message | |---------|---------| | <img width="16" height="16" alt="aZdziwkryKjF" src="https://api.nanomidi.net/api/fetchDiscordAvatar/913119142436032554" /> M7xt USD30 <img width="16" height="16" alt="aZdziwkryKjF" src="https://github.com/user-attachments/assets/065003ea-0cfc-410a-b0f2-d11ce60426b2" /> | Brr stibidi dop dop dop dop dop Yes yes yes yes shtib shtibidi dip dibidi Wwww yes yes yes yes Brr stibidi dop dop dop dop dop Yes yes yes yes shtib shtibidi dip dibidi Wwww yes yes yes yes We ain’t here to hurt nobody Stibidi stibidi stibidi Wanna see you work your body Stibidi stibidi stibidi | | <img width="16" height="16" alt="aZdziwkryKjF" src="https://api.nanomidi.net/api/fetchDiscordAvatar/913119142436032554" /> M7xt USD30 <img width="16" height="16" alt="aZdziwkryKjF" src="https://github.com/user-attachments/assets/065003ea-0cfc-410a-b0f2-d11ce60426b2" /> | “Cute 💖 funny 🤪✨ single 💔🥺 fits in teacup 🫖☕🐣'' - R.I.P Rp games and the funny bios 💔 | | <img width="16" height="16" alt="aZdziwkryKjF" src="https://api.nanomidi.net/api/fetchDiscordAvatar/913119142436032554" /> M7xt USD30 <img width="16" height="16" alt="aZdziwkryKjF" src="https://github.com/user-attachments/assets/065003ea-0cfc-410a-b0f2-d11ce60426b2" /> | Admin should make it so all donations are put into one person so the board doesn't get flooded like this lmao | | <img width="16" height="16" alt="aZdziwkryKjF" src="https://cdn.nanomidi.net/J9LK9xK2HtDq.png" /> evelyn USD25 <img width="16" height="16" alt="aZdziwkryKjF" src="https://github.com/user-attachments/assets/065003ea-0cfc-410a-b0f2-d11ce60426b2" /> | tysm worked perfectly <3 | | <img width="16" height="16" alt="aZdziwkryKjF" src="https://cdn.nanomidi.net/J9LK9xK2HtDq.png" /> Lischinianism USD15 <img width="16" height="16" alt="aZdziwkryKjF" src="https://github.com/user-attachments/assets/065003ea-0cfc-410a-b0f2-d11ce60426b2" /> | This is really really good. 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NanoMIDIPlayer

Install / Use

README