openFrameworks is a community-developed cross platform toolkit for creative coding in C++.

Box2D is a 2D physics engine for games

mlpack: a fast, header-only C++ machine learning library

C++ Audio and Music DSP Library

Open source C++ physics engine library in 3D

Polygon Clipping and Offsetting - C++, C# and Delphi

The Synthesis ToolKit in C++ (STK) is a set of open source audio signal processing and algorithmic synthesis classes written in the C++ programming language.

A simple C++ library for reading and writing audio files.

A small 2D physics engine

Lightweight, extremely high-performance JSON parser for C++11

The latest code to make your own virtual sound synthesizer in Windows. Please see the videos associated with this code. Links in the source files.

Openframework wrapper for box2d

source files from my openFrameworks tutorial series

Landmark detection addon for openFrameworks using DLIB

Implementation of Kinect For Windows v2 API (not using KinectCommonBridge)

Apply glitch effects with openFrameworks

Kinect based interactive system using openFrameworks

Easing equations addon for openFrameworks. Replaces the deprecated ofxTween

A simple beat detection routine for openFrameworks that gives 32 fft bands plus separate output for kick, snare, and hihat.

kinect2 wrapper for openFrameworks

An openFrameworks wrapper for Clipper - "an open source freeware polygon clipping library".

Minimalist audio visualizer written in C/C++ using OpenGL and RtAudio

C++ Spectrogram generating tool.

OpenFrameworks addon to control philips hue light bulbs

An openFrameworks addon that can give you the dominant color of any image.

openFrameworks addon for Xbox controllers

ofxColorQuantizer