trogdoro writes: Xsh is a new shell. It augments your existing shell (bash or zsh, etc.) with hundreds of features. Incrementally filter command output, and navigate files like you're in a GUI. There are some mind-blowing demos in the video, where it's doing GUI-looking things, but is still in your shell. It's part of the Xiki project, introduces a new way of interacting with it that we are all familiar with (typing commands).