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# Contributing
+## Ancillary Technologies
+This section serves as a reference for various supplementary technologies associated with Keptn.
+The information has been gathered from the community and is subject to alteration.
+It is suggested that this list be utilized as a means of gaining familiarity with the ancillary technologies of Keptn.
+If you believe that additional content should be included in this list, please submit a comment on issue
+[#733](https://github.com/keptn/lifecycle-toolkit/issues/733).
+
+
+ Kubernetes
+
+- **Understand the basics of Kubernetes**
+ - [ ] [Kubernetes For Beginner](https://youtu.be/X48VuDVv0do)
+- **Kubernetes Architecture**
+ - [ ] [Philosophy](https://youtu.be/ZuIQurh_kDk)
+ - [ ] [Kubernetes Deconstructed: Understanding Kubernetes by Breaking It Down](https://www.youtube.com/watch?v=90kZRyPcRZw)
+- **CRD**
+ - [ ] [Custom Resouce Definition (CRD)](https://www.youtube.com/watch?v=xGafiZEX0YA)
+ - [ ] [Kubernetes Operator simply explained in 10 mins](https://www.youtube.com/watch?v=ha3LjlD6g7g)
+ - [ ] [Writing Kubernetes Controllers for CRDs](https://www.youtube.com/watch?v=7wdUa4Ulwxg)
+- **Kube-builder Tutorial**
+ - [ ] [book.kubebuilder.io](https://book.kubebuilder.io/introduction.html)
+- **Isitobservable**
+ - [ ] Keptn has tight integrations with Observability tools and therefore knowing how to _Observe a System_ is important.
+ - [ ] [Isitobservable website](https://isitobservable.io/)
+ - [ ] [Is it Observable? with Henrik Rexed](https://www.youtube.com/watch?v=aMwk2qo0v40)
+
+
+
+ Understanding SLO, SLA, SLIs
+
+- **Overview**
+ - [ ] [overview](https://www.youtube.com/watch?v=tEylFyxbDLE)
+ - [ ] [The Art of SLOs (Service Level Objectives)](https://www.youtube.com/watch?v=E3ReKuJ8ewA)
+
+
## Linters
This project uses a set of linters to ensure good code quality.