Valgrind-Extensions
- Three experimental tools for Valgrind; a heap profiler, a pointer misuse-checker, and a signal-handler checker. Additionally an experimental Valgrind distribution that has an interactive command line.
- http://www.cs.mu.oz.au/~njn/software.html

Linux kernel debugger
- Open source, kernel-level debugger for Linux with the look and feel of Window's SoftIce
- http://www.linice.devic.us

Valgrind
- An open-source memory debugger for x86-linux.
- http://valgrind.org/

viewcore, coredump / core dump / core file debugging on linux and mac os x, atanas dimitrov
- viewcore - coredump debugging software which works on Linux(ELF) and Mac OS X(mach-o). It helps the programmer to obtain essential information about the abnormal termination of a process or a thread.
- http://adimitrov.net/main/viewcore/

Valgrind patches
- Experimental patches for valgrind to support memory pool-based custom allocators.
- http://www.durables.org/~rjwalsh/software/valgrind/

AQtime Linux - Performance Tuning and Detecting Memory Leaks
- A commercial performance profiler and memory debugger for Linux applications.
- http://www.automatedqa.com/products/aqtimelinux.asp

Insight home page
- Insight is a graphical user interface to GDB, the GNU Debugger written in Tcl/Tk by people working at Cygnus Solutions.
- http://sources.redhat.com/insight/

Linux Trace Toolkit
- The Linux Trace Toolkit catalogs system events in minute detail, and allows a user to determine exactly what is transpiring on his system, down to the microsecond.
- http://www.opersys.com/LTT/

Carillon-Y2K Bug-Finder for C
- Carillon is a system for finding Y2K problems in C programs
- http://www.cs.berkeley.edu/Research/Aiken/carillon/

User-mode Linux Kernel
- This kernel allows developers to write and debug code using the normal process-level tools, like gdb, gprof, and gcov.
- http://user-mode-linux.sourceforge.net/

Fuzz home page
- Fuzz is a tool for testing other software. It does this by bombarding the program being evaluated with random data.
- http://fuzz.sourceforge.net/

The Cxref Homepage
- Cxref is a program that will produce documentation (in LaTeX, HTML, RTF or SGML) including cross-references from C program source code. It works for ANSI C, including most gcc extensions. The documentation for the program is produced from comments i
- http://www.gedanken.demon.co.uk/cxref/

The BANE
- A toolkit for constructing program analyses such as dataflow and type inference systems. Program analyses are widely used in compilers and software engineering tools for discovering or verifying specific properties of software systems, such as type safe
- http://www.cs.berkeley.edu/Research/Aiken/

Leaky
- Leaky can help you track down memory leaks and some kinds of memory corruption. It also has entry pointers for logging addref / release calls. The key thing that leaky does is this: it logs all calls to malloc / free / realloc / new / delete into a
- http://lxr.mozilla.org/mozilla/source/tools/leaky/leaky.html