an object-oriented language with late binding
Browser-based frontend to gdb (gnu debugger)
A free C, C++ and Fortran IDE
ECLiPSe Constraint Logic Programming System
Rapid applications development tool and libraries for FPC
The Open On-Chip Debugger
Bug-fix-only libev port of shadowsocks
C/C++ function instrumentation (AOP, exception/stack tracing, GC)
Homebrew toolchains for wii, gamecube, 3ds, ds, gba, gp32 and psp
C / C++ everything-memory debugger
Portable Pokémon Mini Emulator
Aspect Oriented Programming (AOP) for Erlang
C library, that logs memory changes made by malloc and free.
Unified Test and Logging layer for multiple programming languages
Superseded by http://www.ti.com/tool/msp430-gcc-opensource
C++ based debug interface to MSP430, MSP-FET430UIF needed