Ask HN: What real world open source Node.js applications?

We would like to find open source Node.js web applications using either Express or Hapi frameworks.

We are building a Node.js agent that performs instrumentation and such projects are a great way to test it.

We are already aware of:

- Ghost (https://ghost.org)

- Keystone (http://keystonejs.com/)

- https://github.com/badges/shields

- https://github.com/alanshaw/david-www

- https://github.com/punkave/apostrophe