# Namespaces

{% hint style="info" %}
Namespaces used to be called 'resource pools' prior to Portainer CE 2.6.0.
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In Kubernetes, a single physical cluster can support multiple virtual clusters. These are known as namespaces. 

<figure><img src="../../../.gitbook/assets/2.15-kubernetes_namespaces_list.png" alt=""><figcaption></figcaption></figure>

You can add, remove or manage namespaces in Portainer.

{% content-ref url="add.md" %}
[add.md](add.md)
{% endcontent-ref %}

{% content-ref url="manage.md" %}
[manage.md](manage.md)
{% endcontent-ref %}

{% content-ref url="access.md" %}
[access.md](access.md)
{% endcontent-ref %}

{% content-ref url="remove.md" %}
[remove.md](remove.md)
{% endcontent-ref %}