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

🚀 Features

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

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📸 Showcase

nanoMIDIPlayer.mp4

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🔹 Download

Get the latest version of nanoMIDIPlayer Here:

🛠️ Setup

1. Download nanoMIDIPlayer.exe or nanoMIDIPlayer-macOS.dmg for macOS
2. Run nanoMIDIPlayer.exe
3. Select a MIDI File or find one from MIDI Hub
4. Focus on your virtual piano app/game
5. 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.

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

Donator	Message
M7xt USD30.00	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
evelyn USD25.00	tysm worked perfectly <3
Lischinianism USD15.00	This is really really good. Thank you! Really enjoy using it
Skysoblue112 USD10.00	Using this to be a menace on a minecraft server :))
Toast USD7.00	Its not much but i really appreciate the work you put into!
andrew USD5.00	guys good job. blow job . hand job.
boehlimaa USD5.00	keep going, insane!
Unknown USD5.00
.kayce_ USD5.00
Maristis USD5.00
loserjiku USD5.00	Thanks you for your hard work
andrew USD3.00	its good good stuff guys
Unknown USD2.00
YuuenS USD2.00	Thank you for your great work. Buy a coffee.❤️
YuuenS USD2.00	Love You ❤️
Exzia USD2.00	Cool work! Very useful for midi lovers
wavetamaki USD2.00
Unknown USD2.00
evann0809jeux USD0.92
Unknown USD0.27	Im poor 🗣️

Beta Testers	Suggesters	Bug Hunters
Floofy	fearsomeorc1406	PINECone
yournightmare5005	youwontfindmymain_89866	Jolly BHZ
koji_xyz	star.tism	darspud
sebx.s_	hdsfgh	Sachin
bkiiz3	somecoolname2	Robloxian
uvane	rzrized	cjsomook
ducktue	zothics
gamesacctualych	trapguy5
nictiser	mrbeecool_yt
catnoyesyesnoyesno
zackfgteev1yt
RDJX3
FrictionalityKiller
TheGrownReal
qua_maybe
Momo
minon kaka

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🛠️ Building

🔧 Requirements

• VS BuildTools C++
• Python

1. Clone The Repository

git clone https://github.com/NotHammer043/nanoMIDIPlayer.git
cd nanoMIDIPlayer

2. Install Dependencies

pip install -r requirements.txt

3. Build

build.bat

# For macOS
./build-mac.sh

🐞 Debugging Mode

nanoMIDIPlayer.exe --debug

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💖 Support & Contributions

• Star the repo ⭐ on GitHub
• Report issues 🛠️ via GitHub Issues
• Contribute 💻 via Pull Requests
• Donate via BuyMeACoffee or PayPal