./msfconsole
search login
(...)
scanner/ftp/ftp_login              normal  FTP Authentication Scanner
scanner/mysql/mysql_login          normal  MySQL Login Utility
scanner/postgres/postgres_login    normal  PostgreSQL Login Utility
(...)
scanner/smb/smb_login              normal  SMB Login Check Scanner
scanner/ssh/ssh_login              normal  SSH Login Check Scanner
scanner/ssh/ssh_login_pubkey       normal  SSH Public Key Login Scanner
scanner/telnet/telnet_login        normal  Telnet Login Check Scanner
(...)