Emacs

http://www.ymacs.org/ extended to work as a chrome app, giving access to local files and all keystrokes (C-n, C-w, and C-t). On chromebooks, local files even includes Google Drive. Still in early development, but self hosted development works. Soon to come: more traditional file name handling support, then dired and M-x grep A Hackathon project by Pace Willisson <[email protected]> and Eric Willisson <[email protected]>