dxOS is a WebOS that provides a full-fledged desktop operating system in a web environment. dxOS includes tools and services for the developer to simplify the creation of portable web applications in cross-platform compatible ECMAScript.
uniread - universal readline - adds full readline support (command editing, history, etc.) to any existing interactive command-line program. Common examples are Oracle's sqlplus or jython.
uniread will work on any POSIX platform with Perl.