Linux Shellcode
One of the most extensive and complete modules available in OWASP ZSC is the generation for Linux Shellcodes. These commands work the same similar way as explained in Windows and OSX sections.
zsc/shellcode/generate/linux_x86>
chmod download_execute script_executor
dir_create exec system
download file_create write
A complete overview of the features can be found here: http://zsc.z3r0d4y.com/table.html