PROMPTHEAANTONIO MARTINEZ / PRODUCT CATALOG
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Open Source2026Open Source

MODI

An open-source MIDI over BLE instrument built for portable performance from a phone.

Source code ↗
MODI project cover
01

Project anatomy

Problem

Mobile MIDI controllers often feel like remote-control utilities instead of responsive instruments made for real performance.

Solution

MODI combines native multitouch controls with Android BLE MIDI advertising to create a portable, hackable controller for compatible DAWs and hosts.

02

Main features

  1. 01

    1.5-octave multitouch keyboard

  2. 02

    Pitch bend and modulation

  3. 03

    Sustain and octave controls

  4. 04

    Bluetooth LE MIDI peripheral

Technology

Kotlin

Android SDK

Bluetooth LE MIDI

Native Canvas

03
MODI mobile MIDI controller with keyboard, pitch bend, modulation, sustain and velocity controls
01Android controller / performance interface
MODI MIDI over BLE logo
02MODI identity / MIDI over BLE