DataRescue IDA Disassembler (1142)
The official webpage of the most known disassembler IDA. To get the free disassembler version, http://www.datarescue.be/idafreeware/freeida43.exe
A portugese (or spanish) site with some useful password recovery tools, unpackers, WEP crackers, virus source codes and many more.
OllyDbg is a 32-bit assembler level analysing debugger for Microsoft® Windows®. Emphasis on binary code analysis makes it particularly useful in cases where source is unavailable.
Protools is the ultimate tools collection webpage.
Has debuggers, memory patchers, disassemblers, decompilers and many many more.
Protools II (3808)
The new, ultimate collection Protools is expanded by this new, good looking webpage.
Proview (a.k.a: PVDasm) is: Interactive, Multi-Cpu (x86/Chip8) Disassembler.
the Disassembler engine has been coded by Ben, and it's free for Public Usage.
Proview (PVDasm) is my attempt to make a Disassembler as a part for school final project and for basic knowledge & fun!
PVDasm is fully coded in C (IDE: MS-VC++.6.0), a bit of C++ Classes and STL Templates for internal memory management.
PVPHP - Online x86 Disassembler (3306)
PVPHP Is the First ever seen x86 Online Disassembler,
which is capable of disassembling a PE based executable files.
The project is ported from the pvdasm core engine source to full php. and includes all the instructions set pvdasm is using (MMX,SSEx,3DNow!,FPU,Intel).
the PVPHP Project is more aimed for *nix / linux / mac users.
however can be used with any broswer online and on any OS.