wolfSSH is a small, fast, portable SSH implementation, including support for SCP and SFTP.

Libssh SSH client & server port to ESP32 Arduino library

Fanpico: Open Source Programmable PWM (PC) Fan Controller

Penetration tests on SSH servers using brute force or dictionary attacks. Written in C.

Block hosts that attempt to bruteforce SSH using the journald API.

An Android 'sshd' server with shell access, rsync and scp/sftp services.

Lightweight BBS For Linux - Bulletin Board System server software

Portable Device Interface (PDI) framework stack for easy configurable applications running over avr, esp devices. Designed to easily enable/disable services such as WiFi, HTTP, MQTT, SSH server, Telnet server, OTA, GPIO, Serial, and much more.

SSH password logging via PAM

cryptlib security toolkit

PAM authentication based on SSH authentication information

j-hpn-ssh: A development fork of the Pittsburgh Super-computing Center's High Performance SSH implementation.

Small and portable SSH server for VxWorks 5.x

SSH traffic HTTP spoofer

libassh is a free software library written in C that implements the Secure Shell protocol version 2. It enables writing ssh2 client and server applications using an event based API.

Port of the dropbear ssh client/server for RINA. Official dropbear website at https://matt.ucc.asn.au/dropbear/dropbear.html

The SSH System Finder is a C program designed to scan an IP range or local network and identify systems that have SSH (Secure Shell) enabled. It provides a straightforward way to discover SSH-enabled devices within a given range of IP addresses.

SSH Server for Raspberry Pi Pico W / Pico 2 W

SSH2proxy for multiple ssh backend hosts

A simple, CLI based ssh server control panel. Requires openssh-server package. Currently works only on Linux systems.