Userify - Userify is a cloud-based SSH key management solution.
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
Ganymed SSH-2 - Ganymed SSH-2 for Java is a library which implements the SSH-2 protocol in pure Java.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
SecureBridge - Сlient and server components for SSH, SFTP, FTPS, SSL, HTTP/HTTPS, WebSocket, and SignalR protocols
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.