These projects provide solid starting code to learn from as you are building your own applications.
The following packages are designed to make Pyramid play nicely with existing open source libraries by reducing the boilerplate you need to add to your project.
Pyramid has fantastic official project documentation on its site. Other resources are harder to come by compared to other established web frameworks such as Django and Flask, but there are enough tutorials out there for you to learn Pyramid if you choose to build your web applications with it.
Try Pyramid is the official marketing website for Pyramid, with resources for extending your Pyramid apps. It also provides some sample "hello world!" code.
An introduction to the Pyramid web framework for Python provides a detailed configuration and more than trivial code to build a "to do" application. This post is one in a four part series that compares Pyramid to Flask, Django and Tornado so there is some commentary on how this framework compares to the others.
The first Pyramid app is a good place to start getting your hands dirty with an example project.
Six Feet Up explains why Pyramid is their choice for rapid development projects in that blog post.
Build a chat app with Pyramid, SQLDB, and Bluemix is a Pyramid application walkthrough specific to IBM's Bluemix platform.
Developing Web Apps Using the Python Pyramid Framework is a video from San Francisco Python with an overview of how to install, get started and build a web app with the Pyramid framework.
This podcast interview with the primary author of the Pyramid framework explains how Pyramid sprang from Pylons and how Pyramid compares to other modern frameworks.
Anyone using the Pyramid framework? is a good /r/Python thread with responses by current users as well as frustrations by developers who tried and decided against sticking with the framework.