The following plugins for compel are available.
std
Provides standard Linux system calls, strings functions and printf-like priting helper. This plugins is packed with your binary by default.
fds
Allows to send and receive file descriptors in the parasite code to/from the master process.
shmem
Sets up shared memory between the parasite and the master.
argv
Provides functions to unpack void *arg, unsigned arg_size blob passed by the compel tool into the usual int argc, char **argv.