Free and open-source terminal emulator for connecting to remote systems via SSH, Telnet, and SCP. Portable with no installation required, providing lightweight functionality. Ideal for secure connections with features like command line support and customizable settings. Works offline effortlessly.
Cost / License
- Free
- Open Source (MIT)
Application types
Platforms
- Windows
- Linux
- BSD
- PortableApps.com
- ReactOS
- Flathub



Comments about PuTTY as an Alternative to HyperTerminal
PuTTY is best known as an SSH client, but it is also an adequate serial terminal.

- PuTTY is Free and Open Source
- PuTTY is Lightweight


























































I cannot use the serial communication (Win10)