AsyncSSH is a Python package which provides an asynchronous client and server implementation of the SSHv2 protocol on top of the Python 3.4+ asyncio framework.

It comes with a full support of SSHv2 and SFTP client and server functions, including shell, command and subsystem channels, direct and forwarded TCP channels, local and remote TCP port forwarding.

Other features include: + Multiple simultaneous sessions on a single SSH connection + Multiple SSH connections in a single event loop + Byte and string based I/O with settable encoding + A variety of key exchange, encryption, and MAC algorithms + Support for gzip compression + Password, public key, and keyboard-interactive user authentication methods + Many types and formats of public keys and certificates + OpenSSH-style known_hosts file support + OpenSSH-style authorized_keys file support