Unison is a file-synchronization tool for OSX, Unix, and Windows. It allows two replicas of a collection of files and directories to be stored on different hosts or same host, modified separately, and then brought up to date by propagating the changes in each replica to the other. Github: https://github.com/bcpierce00/unisonWebsite: http://www.cis.upenn.edu/~bcpierce/unison/

guacamole-client & guacamole-server

Apache Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC, RDP, and SSH. It doesn’t need any plugins or client software. All you need to access your desktops is a web browser. Github: https://github.com/glyptodon/guacamole-client & https://github.com/glyptodon/guacamole-serverWebsite: http://guacamole.apache.org/