Secure Shell (SSH)

Popular free terminal application. Mostly used as an SSH client.

Enterprise-grade access controls for your secure shell infrastructure.

Ganymed SSH-2 for Java is a library which implements the SSH-2 protocol in pure Java.

Manage servers easily online. Never type the same commands into multiple terminal windows again!

KiTTY is a fork from version 0.70 of PuTTY. It adds extra features to PuTTY.

ManageEngine Key Manager Plus is a web-based key management solution that helps you consolidate, control, manage, monitor, and audit the entire life cycle of SSH (Secure Shell) keys and SSL (Secure Sockets Layer) certificates.

Сlient and server components for SSH, SFTP, FTPS, SSL, HTTP/HTTPS, WebSocket, and SignalR protocols

paid Free Trial $99.95 / One-off

OpenSSH is a free version of the SSH connectivity tools that technical users rely on.

Prompt provides fully-integrated writing education solutions, combining instruction, curriculum, and feedback. We support educational institutions, companies, and individuals.

After 13 years and 25 million downloads later, Firefox has officially removed FireFTP and FireSSH support from the browser. Thus, I've ended support / development of the addons. I recommend switching to Waterfox to continue using the addons.

Userify is a cloud-based SSH key management solution.

Open Source

The all in one terminal client for Android including SSH, Local Shell, Mosh and Telnet support.