libnabo is a fast K Nearest Neighbor library for low-dimensional spaces. It provides a clean, legacy-free, scalar-type–agnostic API thanks to C++ templates.
Voidoria is Fractal Flame rendering and animation software.
Kolourmatica is a simple color space calculator that allows conversions between 22 different color spaces. It also renders each color space in every other system color space.
A syntax highlighting text editor written in Java Swing.
Fully-featured, text-based World Wide Web browser.