Coltrane Soundboard

Cross-platform soundboard application that lets you play multiple sounds simultaneously with a simple and elegant interface.

Early Development Notice: This project is in early development stages. Features may be incomplete and configuration may change in future versions.
Simultaneous Playback
Loop System
Cross-Platform
Download Now Documentation
Coltrane Soundboard main window showing sound panels with sidebar navigation

Features

Simultaneous Playback

Play multiple sounds at the same time without interference. Create rich audio environments by layering different sounds.

Loop System

Automatic loops with visual control. Set sounds to repeat continuously with easy start/stop controls.

Precise Volume Control

Logarithmic volume system with base 2 for natural audio scaling. Configure initial volumes in decibels for each sound.

Smart Caching

Automatic preloading for instant playback. Small files load instantly, large files stream on demand.

Adaptive Interface

Responsive grid that adjusts automatically to your screen size. Perfect for any device or resolution.

Visual Feedback

Buttons change color when playing. Progress bars and waveform visualizations provide clear status.

Collection Selector

Seamlessly switch between multiple sound collections directly from the main interface. Switch collections instantly without restarting the application.

Collection Editor Integration

Integrated collection editor within the main window. Create, edit, and manage collections and sounds with an intuitive tabbed interface.

Theme System (Light/Dark/Auto)

Coltrane automatically follows your desktop light/dark theme when set to Auto, and still lets you pick Light or Dark manually. Customize colors at collection and sound levels to fine-tune the look.

Unified Window with Sidebar Navigation

Single unified window with collapsible sidebar for seamless navigation between Sound Boards and Collection Editor views. Switch views instantly without opening new windows.

System Tray Integration

Access your soundboard from the system tray icon. Quick access to About window with application information and version details.

Cross-Platform Support

Windows

Windows 10+

%APPDATA%\Coltrane\

macOS

macOS 10.14+

~/Library/Application Support/Coltrane/

Linux

Modern distributions

~/.config/Coltrane/

Download

Latest Release (v0.1.16-dev-test)

Download precompiled executables for your platform

Windows (12M) macOS (19M) Linux (11M)

Checksums & Verification

Verify your download integrity with SHA256 checksums

Download Checksums
# Verify download (Linux/macOS)
sha256sum -c checksums-v0.1.16-dev-test.txt

# Verify download (Windows PowerShell)
Get-FileHash *.zip | Format-List

Quick Start

1

Download & Run

Download the executable for your platform and run it directly

2

Create Your Collections

Use the built-in Collection Editor to create your sound collections and add your MP3 files. Organize sounds by theme or use case so they are easy to trigger during playback.

3

Start Playing

Launch Coltrane and enjoy your custom soundboard!