C++

"SpeedCrunch é uma calculadora rápida de alta precisão para ambiente de trabalho."

"SigRecNN is an artificial neural network using backpropagation for signature recognition. It was written in C++ and uses BMP files for the signatures."

"Qtractor é um sequenciador de Audio/MIDI multifaixa escrito em C++ com recurso às bibliotecas gráficas do Qt4"

"Qtractor is an Audio/MIDI multi-track sequencer application written in C++ around the Qt4 toolkit.

"Qsynth is a fluidsynth GUI front-end application written in C++ around the Qt4 toolkit using Qt Designer.
Eventually it may evolve into a softsynth management application allowing the user to control and manage a variety of command line softsynth but for the moment it wraps the excellent FluidSynth.
FluidSynth is a command line software synthesiser based on the Soundfont specification."

"QSampler is a LinuxSampler
GUI front-end application written in C++ around the Qt3
toolkit using Qt Designer. At the moment it just wraps as a client reference
interface for the LinuxSampler Control Protocol (LSCP)."

"A simple Qt application to control the JACK server daemon. Written in
C++ around the Qt4 toolkit for X11, most exclusively using Qt Designer."

"GhostEngine is yet another easy-to-use game engine, coded in C++,
available for Windows, Linux, and MacOS. It is currently in heavy
development, only fully available for Windows and partially for Linux,
but work is being done to allow portability."

Open implementation of the ITU T120 protocol stack. T120 is a set of data protocols for multimedia conferencing.

"The DHIS protocol provides an name registration for host with dynamic IP described in page www.dhis.org. In this project is being developed a service for Windows XP that provides access to this protocol and its features."

"O MultiChat é o programa de conversas necessário para conversar em tempo real com as outras pessoas na PTlink."