As you probably heard radare2 is the most popular free and open source reverse engineering framework and a toolset. Many distributions already packaged it https://repology.org/metapackage/radare2/versions

The current release is 2.5.0, but a new release (2.6.0) will be done in a couple days. We usually make a new release every two months: https://github.com/radare/radare2/milestones

Radare project started as a forensics tool, a scriptable commandline hexadecimal editor able to open disk files, but later support for analyzing binaries, disassembling code, debugging programs, attaching to remote gdb servers, ..

radare2 is portable.

    Architectures:

    6502, 8051, CRIS, H8/300, LH5801, T8200, arc, arm, avr, bf, blackfin, xap, dalvik, dcpu16, gameboy, i386, i4004, i8080, m68k, malbolge, mips, msil, msp430, nios II, powerpc, rar, sh, snes, sparc, tms320 (c54x c55x c55+), V810, x86-64, zimg, risc-v.

    File Formats:

    bios, CGC, dex, elf, elf64, filesystem, java, fatmach0, mach0, mach0-64, MZ, PE, PE+, TE, COFF, plan9, dyldcache, Commodore VICE emulator, Game Boy (Advance), Nintendo DS ROMs and Nintendo 3DS FIRMs.

Documentation for the tool and framework available in a form of gitbook: https://radare.gitbooks.io/radare2book/content/

In case of the bugs which are need to be fixed for packaging purposes please don't hesitate to open an issue (or even send a pull request): https://github.com/radare/radare2/issues


Website: https://www.radare.org/

IRC: irc.freenode.net #radare

Telegram: https://t.me/radare

Matrix: @radare2:matrix.org

Twitter: @radareorg

P.S. Note, there is also a graphics interface for the radare2 written in Qt, but it is still in the early phase of development and lags behind radare2 for one or two releases: https://github.com/radareorg/cutter/