URL: https://github.com/0xbigshaq/runtime-unpack
Please note: This is not a shiny tool but rather a tiny PoC code that will (hopefully) help beginners who are trying to learn more about the concept of packers. The loader is compiled with debug info so you can fire-up gdb and step through the C code to see how the magic is done.
It is also a great introduction if you’re a researcher who’s trying to learn about how the linux kernel loads an elf (which is far more complicated in reality)