MobaXterm is a set of network tools included in a single portable exe file. MobaXterm integrates an X server and several network clients (SSH, RDP, VNC, telnet, rlogin, sftp, ftp, …) accessible through a tab-based terminal.
ExtraPuTTY – Free software which allow win32 applications to send, receive data on SSH, Telnet, Rlogin, Raw protocols and automatic sequencing of commands.
mRemoteNG is the next generation of mRemote, an open source, tabbed, multi-protocol, remote connections manager. It supports RDP, VNC, ICA, SSH, Telnet, HTTP, HTTPS, rlogin and raw socket connections.
CRT is a rock-solid terminal emulator with advanced session management, a multi-session tabbed interface, scripting, and numerous emulations. CRT supports SOCKS and generic firewalls, transparent printing, Xmodem / Zmodem, ActiveX, and Windows TAPI.