PuTTY is a free implementation of Telnet and SSH for Win32 platforms, along with an xterm terminal emulator. It is written and maintained primarily by Simon Tatham.
Download from Author's Website
NOTE: please follow the instructions on the website to get free education version.
FTP Access Client Tool
WinSCP is an open source free SFTP client and FTP client for Windows. Legacy SCP protocol is also supported. Its main function is safe copying of files between a local and a remote computer. It is written and maintained primarily by Martin Prikryl.
Download from Author's Website