ldasm;
http://www.feedface.com/projects/ldasm.html
an objdump based perl application imitating w32dasm GUI
2.debugger:
linice;
http://www.linice.com/
a promising "softice clone for linux" - kernel level debugger, seems to run fine!
works with 2.4.x kernels, currently being ported to 2.6 (more or less hacking required to get run,
see the google forum).
ddd;
http://sourceforge.net/projects/ddd/
GUI for gdb, the data display debugger
kdb;
http://oss.sgi.com/projects/kdb/
the SGI linux kernel debugger
RR0D;
http://rr0d.droids-corp.org/
3.forensics:
fenris;
http://lcamtuf.coredump.cx/fenris/devel.shtml
a _very_ interesting suite of tools including tracer, debugger, library identification, buffer checking