The open source error catcher that's Airbrake API compliant
Exploit Development and Reverse Engineering with GDB Made Easy
Rapid applications development tool and libraries for FPC
An open-source x64/x32 debugger for windows.
OS X crash report symbolicator
Graphical interface to gdb
The Open On-Chip Debugger
BSD licensed ELF toolchain
Debugging and programming interfaces for Freescale microcontroller
bash debugger
ECLiPSe Constraint Logic Programming System
Interactive 6502 Disassembler for Atari binary files on Windows
Machine Language Monitor for Commodore VIC-20
an object-oriented language with late binding
A header-only C++ library for accessing files in ELF binary format
Aid in finding infinite loops in Java programs on production systems