A reverse engineering suite (decompiler, editor, debugger and more)
Lightweight static analysis for many languages
Debugging and programming interfaces for Freescale microcontroller
The Open On-Chip Debugger
Open Source pyton
Graphical interface to gdb
platform-tools graphical installer for Windows
Debugger for the IceBoy CPU
ADP is a bare-bones Python Debugger
d7avx + dbgavx - SSE/AVX development/debug helpers for 32bits delphi
A multi-language debugging system for Vim
Outputs the map of values of a given PHP variable
Snitch injects inline defs in your functions and multimethods
Debug Facility for Real-Time issues
A real browser preview inside your editor that you can debug
A simple Bash IDE / Debugger
.NET debugger and assembly editor
Simple solution for testing and documenting short code snippets.