hterm and Secure Shell (and a few related projects)

Clone this repo:
  1. 9c5118b nassh: bump to version 0.19 by Mike Frysinger · 5 days ago master
  2. 9e2a0e1 nassh: release 0.18 by Mike Frysinger · 8 days ago nassh-0.18
  3. 530691a hterm: release 1.85 by Mike Frysinger · 8 days ago hterm-1.85
  4. 8a12b00 libdot: release 2.0.0 by Mike Frysinger · 8 days ago libdot-2.0.0
  5. 3616f85 Revert "libdot: require Python 3.5+ up front" by Jason Clinton · 10 days 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 App (currently a “v1.5” app, soon to become a “v2” or platform app) 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.