Sorting Algorithm Visualizer

Visualize and audiolize sorting algorithms in real time — with 22 algorithms, 30 visualizations, and full 3D support.

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Table of Contents

• Getting Started
• Building from Source
• Features
  • Sorting Algorithms
  • Visualizations
  • Controls & Settings
• Acknowledgements

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Getting Started

Download the prebuilt JAR and run it with:

java -jar sorting-visualizer.jar

Requires Java 25 or later. Download from jdk.java.net/25.

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Building from Source

Requirements:

• JDK 25 or later — download here
• Ensure your JAVA_HOME environment variable is set

Clone and build:

git clone https://github.com/66-m/sorting-visualizer.git
cd sorting-visualizer

# Build (using bundled Maven wrapper — recommended)
./mvnw clean package
# or use the convenience script:
./build

Run:

java -jar target/sorting-visualizer.jar
# or:
./run

The build and run helper scripts are provided for Unix-like systems.

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Features

Sorting Algorithms

22 algorithms available:

Quick Sort (Middle Pivot)	Quick Sort (Dual Pivot)	Merge Sort
Shell Sort	Selection Sort	Double Selection Sort
Insertion Sort	Heap Sort	Gravity Sort
Radix Sort (LSD, Base 10)	Gnome Sort	Comb Sort
Odd Even Sort	Bubble Sort	Cocktail Shaker Sort
Cycle Sort	Counting Sort	American Flag Sort
Bucket Sort	Pigeonhole Sort	Tim Sort
Bogo Sort

Algorithm run options:

• Run all algorithms in sequence
• Change the execution order
• Select which algorithms to include

Visualizations

30 visualizations including 3D models:

2D Visualizations (20)

• Bars
• Scatter Plot / Scatter Plot Linked
• Number Plot
• Disparity Graph / Disparity Graph Mirrored
• Horizontal Pyramid
• Color Gradient Graph
• Circle
• Disparity Circle / Disparity Circle Scatter / Disparity Circle Scatter Linked
• Disparity Chords
• Disparity Square Scatter
• Swirl Dots
• Phyllotaxis
• Image Vertical / Image Horizontal
• Hoops
• Morphing Shell
• Mosaic Squares

3D Visualizations (10)

• Sphere
• Sphere Hoops
• Spheric Disparity Lines
• Disparity Sphere Hoops
• Cube
• Cubic Lines
• Pyramid
• Plane
• Disparity Plane

Controls & Settings

• Array: Configurable size and shuffle type (Random, Reverse, Almost Sorted, Sorted)
• Color gradients: Choose from presets or create your own
• Speed: Adjustable animation speed
• Sound: Toggle mute at any time
• Live measurements: sorted %, comparisons, swaps, array writes, auxiliary writes, estimated real time
• Comparison table: Optionally display a summary after all algorithms have run
• Cancel: Stop execution at any time

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Acknowledgements

Thanks to w0rthy and Musicombo for their amazing videos and for inspiring this project.

Thanks to @micycle1 for his mirror of the processing4 core library, making it available for Maven.