> For the complete documentation index, see [llms.txt](https://docs.catalyx.solutions/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.catalyx.solutions/catalyx-blockchain-manager/canton-network/version-1.10/network-and-node-management/applications.md).

# Applications

Custom applications can be deployed through the Applications tab. This can be any backend or frontend process, including DAML apps.

## How Do I Create an Application?

To create an application, go to the **Applications** tab and click the **Create** button to open a side window.

<figure><img src="/files/u8SmgCmR9DhLaJj2YxNC" alt=""><figcaption></figcaption></figure>

{% stepper %}
{% step %}
**Provide an Application name**

Enter a unique Application name (required).
{% endstep %}

{% step %}
**Fill in the main settings**

Applications can have a **UI** or **Backend** type.

{% tabs %}
{% tab title="UI Application" %}
When deploying a UI application, choose between providing an image for the application or selecting one of the previously uploaded UI files (uploaded through the [Collections](broken://pages/c3e32623075cd946e177c2021c1dada1b8ba346f) tab).

{% hint style="info" %}
When selecting a UI file to deploy, the image field will be ignored. The UI application will be served by a nginx server.
{% endhint %}
{% endtab %}

{% tab title="Backend Application" %}
Provide a Docker image for the backend application.
{% endtab %}
{% endtabs %}

* Choose **Application Type**
* Choose **application image** (or file if UI app and not using an image)
* Choose **Port**
* Choose **Subdomain:**
  * Select subdomain from existing participants
  * Choose custom subdomain
* **Resources allocation:**
  * **Requested CPU** — Guaranteed CPU resources that will be allocated
  * **CPU limit** — Maximum CPU resources that will be allocated
  * **Requested memory (MB)** — Guaranteed amount of RAM that will be allocated
  * **Memory limit (MB)** — Maximum amount of RAM that can be allocated
* You can add custom environment variables if needed
  {% endstep %}
  {% endstepper %}


---

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