KeePass is a free/open-source password manager or safe which helps you to manage your passwords in a secure way. You can put all your passwords in one database, which is locked with one master key or a key-disk.
the Open Watcom is a joint effort between SciTech Software, Sybase®, and a select team of developers, which will bring the Sybase Watcom C/C++ and Fortran compiler products to the Open Source community.
comprises the GNU C compiler targeted at the ARM processor of ARM-based HP calculators (like the HP49g+), HP specific libraries, a tool (ELF2HP) that converts the gcc produced binary to the appropriate format for the HP calculator, and an emulator
an open source, high performance library for simulating rigid body dynamics. It is fully featured, stable, mature and platform independent with an easy to use C/C++ API. It has advanced joint types and integrated collision detection with friction.
a game programming library for C/C++ developers distributed freely, supporting the following platforms: DOS, Unix (Linux, FreeBSD, Irix, Solaris, Darwin), Windows, QNX, BeOS and MacOS X. It provides many functions for graphics, sounds, player input, etc..
a tool that automates many onerous C++ programming tasks. It can save you a lot of time and make coding more enjoyable. Given a sequence of declarations Lzz will generate your header and source files. (Cool Idea, could be improved)
a BitTorrent library written in C++ for *nix. It is designed to avoid redundant copying and storing of data that other clients and libraries suffer from. Licensed under the GPL.
a component system that will provide extensibility and re-usability both inside and between applications, while being portable across platforms (and languages) and having the lowest possible overhead (both in machine resources and programming effort).
a compiler cache. It acts as a caching pre-processor to C/C++ compilers. Caching previous compilations and detecting when the same compilation is being done again. (needs GCC or similar)