hterm and Secure Shell (and a few related projects)

Clone this repo:
  1. 90994aa OWNERS: drop * usage by Mike Frysinger · 14 hours ago main
  2. a1fe9d4 nassh: google-smart-card: update to latest version by Mike Frysinger · 4 days ago
  3. 0567b1f nassh: Adjust OS names to match data destination. by Ermelinda Izihirwe · 10 days ago
  4. 08e7277 terminal: add xterm.js as dependency to start the experiment by Jason Lin · 2 weeks ago
  5. d101fd4 terminal: make sure tmux pane is in normal mode before sending input by Jason Lin · 2 weeks ago


This repository contains the libdot JavaScript library and some web applications that make use of it.

The official copy of this repository is hosted at

There is also a mirror on github at A few subprojects are also extracted out into their own git repo and mirrored. Keep in mind that these mirrors may occasionally be behind the official repository.

All changes must go through the Gerrit code review server on Github pull requests cannot be accepted. Please see the document in this directory for the details.

Top level directories

  • libdot/ is a small set of JS libraries initially developed as part of hterm, now available as shared code.

  • hterm/ is a JS library that provides a terminal emulator. It is reasonably fast, reasonably correct, and reasonably portable across browsers.

  • nassh/ is the Secure Shell Chrome extension that combines hterm with a NaCl build of OpenSSH to provide a PuTTY-like app for Chrome users.

  • ssh_client/ is the NaCl port of OpenSSH. It is used by nassh to create the Secure Shell App.