A native Windows port of the GNU Compiler Collection (GCC)
MinGW: A native Windows port of the GNU Compiler Collection (GCC), with freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All of MinGW's software will execute on the 64bit Windows platforms.
Dual-target(32 & 64-bit) MinGW-W64 compilers for 32 and 64-bit windows
Projects joined MinGW-W64, and the new builds will be available on the MinGW-W64(https://sourceforge.net/projects/mingw-w64) site.
Software Development Kit for the Nintendo(tm) Gameboy Advance(tm) based on GCC.
iOS crash logs symbolicating for Windows
Tool for iOS crash logs (crash report) symbolicating ( for OS Windows )
The prc-tools project currently consists of patches to binutils, gdb, and GCC to support Palm OS, along with several post-linker tools.
Excellent macro based library to see program flow, variables, timings, errors, warnings. "Must have" for C/C++ programmers.
Hack - Win32 Hex editor with REXX script capabilities
AIXmem is a tool to detect memory leaks in a IBM AIX C-development environment. AIX 'User Defined Malloc Replacement' is used to trace the memory allocation and freeing. --> Unfortunately i don't have time to make something useful out of this. :( <--
A simple heap profiler for Java, based on JVMPI. The profiler can be attached to a non-interactive JVM, creating heap statistics from time to time. In case of OutOfMemoryExceptions you simply verify your log file for the number of created objects and
Axes Programming Language (programming is done by defining independent threads and setting priorities in multiple dimentions… when you want to make a change in the code, you just have to introduce another thread)
The debug memory or "dmalloc" library has been designed as a drop in replacement for the system's malloc, realloc, calloc, free and other memory management routines while providing powerful debugging facilities configurable at runtime.
Dolwin - Nintendo Gamecube Emulator for Windows
A debugger which hooks into N64 games (similarly to Datel's GameShark software). Includes code searching, memory viewing/editing, memory breakpoints, and PC breakpoints.
Unit Test for C is a very useful and powerful software development tool for C and C++ programmers. It is designed to provide a great deal of functionality in a very small package and functions nearly identically on Windows and UNIX systems.
XPHP is an IDE authoring tool for Windows that allows you to design, develop, test, debug and deploy PHP applications. [This project has been discontinued since 2005]
This source is used to build a static flow diagram on a 80386 (or before) DOS executable
Development environment for OS/2 and DOS
PPCD is very accurate PowerPC ISA (and derivative processors) disassembler. Currently supported models are: Generic-32, Generic-64 and Gekko. PPCD is free opensource. You can use it in your applications without mention.