OpenSSH SSH daemon
sshd [-46Ddeiqt] [-b bits] [-f config_file] [-g login_grace_time] [-h host_key_file] [-k key_gen_time] [-o option] [-p port] [-u len]
QNX Neutrino
See sshd in the NetBSD documentation.
The sshd (OpenSSH Daemon) is the daemon program for ssh. Together, these programs replace rlogin and rsh, and provide secure encrypted communications between two untrusted hosts over an insecure network. For more information, see sshd in the NetBSD documentation.
NetBSD
/etc/moduli, scp, sftp, sftp-server, ssh, ssh-add, ssh-agent, ssh-keygen, ssh-keyscan, ssh-keysign, ~/.ssh/ssh_config, /etc/ssh/ssh_config, /etc/ssh/sshd_config in the NetBSD documentation