This tool lets you search your gadgets on your binaries to facilitate your ROP exploitation. ROPgadget supports ELF, PE and Mach-O format on x86, x64, ARM, ARM64, PowerPC, SPARC, MIPS, RISC-V 64, and RISC-V Compressed architectures. 

Other

ROPgadget

Limbo is a QEMU-based emulator for Android. It currently supports x86, ARM, PowerPC, and Sparc emulation  for Intel x86 and ARM android devices. See wiki https://virtualmachinery.weebly.com for APK download and Instructions.

GNU General Public License v2.0

limbo

Capstone disassembly/disassembler framework for ARM, ARM64 (ARMv8), BPF, Ethereum VM, M68K, M680X, Mips, MOS65XX, PPC, RISC-V(rv32G/rv64G), SH, Sparc, SystemZ, TMS320C64X, TriCore, Webassembly, XCore and X86.

ROPgadget

limbo

capstone