Radare2 is a tool chain for creating a complete, portable, and multiple-architecture reverse engineering. It is composed of a hexadecimal editor that supports multiple backend layers of local/remote files, debuggers (OS X operating system, BSD,LINUX,W32), Stream Analyzer, for x86, ARM, PPC, m68k, Java, MSIL, and SPARC assemblies/ Disassembly program, Code Analysis module, and scripting facility functionality. It also has a bindiffer named Radiff,base Converter (RAX), RASC, binary information extraction, support pe,mach0,elf, classes, and so on, named Rabin, which can be run on Linux, Windows, Maemo, ITouch /iphone and many other platforms.
More details: http://radare.org/y/
Radare 0.8.1 Update log:
1.This release uses BSD tar for releases (GNU tar--format posix lies).
2.IT fixes debugger support for i386 and AMD64 For:gnu Kfreebsd, FreeBSD, NetBSD, and OpenBSD.
3.It detects page homeowner permissions in MACH0 sections (from segments).
4.It avoids dangerous flag names by using the R_name_filter unreported.
5.It removes RSC2.
6.IT fixes ELF shstrtab/strtab parsing errors and Vala r_asm.
Download Address: http://radare.org/get/radare2-0.8.1.tar.gz