PRA32-U Editor for Renoise

A parameter editor for the PRA32-U synthesizer, built as a Renoise Tool using Guru.

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📸 Screenshots

Main Screen

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🎬 Demo Video

PRA32-U Editor Demo

PRA32-U　Demo

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🎛 Overview

PRA32-U Editor for Renoise provides a way to edit parameters of the hardware synthesizer PRA32-U directly inside Renoise.

This tool is implemented as a synth definition for Guru, an extended UI framework for Renoise Tools.
Guru allows developers to build custom instrument editors using Lua.

Learn more about Guru here:
https://www.renoise.com/tools/guru

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✨ Features

• Edit PRA32-U parameters directly within Renoise
• Sends MIDI CC messages in real time
• Clean and intuitive UI powered by Guru
• Lightweight and fully integrated into the Renoise workflow
• Future plans include preset management and bidirectional MIDI communication

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📦 Installation

This tool runs inside Guru.
To install the PRA32-U definition for Guru, follow these steps:

1. Locate your Renoise user tools folder: C:\Users\USERNAME\AppData\Roaming\Renoise\V3.5.0\Scripts\Tools\

2. Open the Guru tool folder: com.cornbeast.Guru.xrnx\synthdefinitions\

3. Copy the file pra32_u.lua from this repository into the synthdefinitions folder.

4. Restart Renoise.

After restarting, Guru will automatically detect the new synthesizer definition, and
PRA32-U will appear as an available instrument inside Guru.

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🛠 Requirements

• Renoise 3.5 or later https://www.renoise.com/
• Guru (Renoise Tools)
  https://www.renoise.com/tools/guru

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🚧 Roadmap

• Full parameter coverage for PRA32-U
• Bidirectional MIDI (read parameter values from hardware)
• Preset save/load system
• Integration with Renoise Pattern Editor
• Optional custom UI skins
• Parameter smoothing and improved CC handling

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🤝 Special Thanks

Powerd By ISGK Instruments PRA32-U