tuna for Windows

Product summary

Tuna is a free Windows utility that makes it easy to establish HTTP, TCP, and SSH tunnels for local network connections. It’s built for users who need a simple, command-line driven tool to secure connections or reach remote services without installing extra software or spending time on complex setup.

Main capabilities

• Built for developers and network administrators who need dependable, secure links for transmitting data.
• Very small footprint so it uses minimal CPU and memory while keeping throughput high.
• Compatible with HTTP, TCP and SSH tunneling methods so you can pick the protocol that fits your scenario.
• Operates from a command-line interface, enabling quick setup, automation, and scripting.

Common scenarios

Tuna is useful when you want to:

• Expose a local service to a remote host for testing or troubleshooting.
• Protect traffic between endpoints over public networks by tunneling through SSH or encrypted channels.
• Access internal resources remotely without modifying firewall rules or installing heavier VPN software.
• Automate recurring connection tasks from scripts or CI/CD pipelines.

Suggested alternative

If you’re looking for another free option, SHAREit Free is listed as a recommended substitute. While SHAREit is primarily known for file transfer, it may be suitable depending on your needs for moving data between systems or devices.