# Examples

This section contains examples of building simple apps and additional exercises to help hone your skills.

* [Building a CLI App](https://docs.urbit.org/build-on-urbit/userspace/examples/rpn) - Building a simple calculator you can use from the command line.
* [Debugging Wrapper](https://docs.urbit.org/build-on-urbit/userspace/examples/dbug) - How to use the `/lib/dbug.hoon` wrapper library to debug your Gall agents.
* [Host a Website](https://docs.urbit.org/build-on-urbit/userspace/examples/feature) - How to build a simple app that serves a website,
* [Serving a JS Game](https://docs.urbit.org/build-on-urbit/userspace/examples/flap) - How to connect an off-the-shelf JS game to an Urbit back-end.
* [Ship Monitoring](https://docs.urbit.org/build-on-urbit/userspace/examples/ahoy) - Examining and modifying an app that monitors ship activity.
* [Styled Text](https://docs.urbit.org/build-on-urbit/userspace/examples/track7) - How to produce styled text in an agent and output it to the terminal.