https://github.com/liftoff/GateOne
亮点有以下：
↪ Multi-User and Multi-Session
↪ Multi-Auth and Single Sign-On Ready
↪ Extendable Terminal Emulation
↪ Embeddable and Unrestricted
↪ Resume Sessions From Anywhere
↪ Copy & Paste Just Works
↪ Get Rid of Browser Plugins
↪ Terminal Rewind
↪ Automation and Scripting
↪ Proven Security and Encryption
↪ Logging and Playback of User Sessions
↪ Open Source & Rock Solid
↪ Terminals of Any Size
↪ Run Any Terminal Application
↪ Display Images, PDFs, and More
↪ Fast, Portable and Efficient
↪ Make Down Time History
↪ IPv6 Support