source
FTP

Own stuff using FTP.

atftp

Can be used interactively or in batch mode to retrieve files from TFTP servers.

Aria2

Aria2 is a command line download client with resuming and segmented downloading. Supported protocols are HTTP/HTTPS/SFTP/FTP/BitTorrent and it also supports Metalink.

Axel

Lightweight CLI download accelerator.

Curl

Is a tool to transfer data from or to a server, using one of the supported protocols. The command is designed to work without user interaction.

tftp

Trivial File Transfer Program.

wget

A non-interactive network retriever.

Pcredz

This tool extracts Credit card numbers, NTLM(DCE-RPC, HTTP, SQL, LDAP, etc), Kerberos (AS-REQ Pre-Auth etype 23), HTTP Basic, SNMP, POP, SMTP, FTP, IMAP, etc from a pcap file or from a live interface.

Python

Python is a programming language that lets you work quickly and integrate systems more effectively.

TLScan

Scanner to enumerate SSL/TLS encryption protocol support.