pwntools is the CTF framework used by Gallopsled in every CTF.
pwnlib.asm
pwnlib.atexception
pwnlib.atexit
pwnlib.constants
pwnlib.context
pwnlib.dynelf
pwnlib.elf
pwnlib.exception
pwnlib.fmtstr
pwnlib.gdb
pwnlib.log
pwnlib.memleak
pwnlib.pep237
pwnlib.replacements
pwnlib.rop
pwnlib.shellcraft
pwnlib.term
pwnlib.timeout
pwnlib.tubes
pwnlib.ui
pwnlib.useragents
pwnlib.util
pwnlib.version
For more details, you can view https://github.com/Gallopsled./pwntools/