# Cobra Exercises If you're already familiar with pntOS concepts and ready to start developing using Cobra, then a good next step would be to try out some of the exercises: - [Cobra Exercises repository](https://github.com/is4s/Cobra-Exercises) - [Cobra Exercises Documentation](https://is4s.github.io/Cobra-Exercises/) If you're not familiar with pntOS or would like a refresher, please continue reading through the Cobra documentation before moving on to the exercises.