---
sourceDocument: Brazil Build or modify applications
sourceDocumentLink: https://www.servicenow.com/docs/r/application-development

 Release :

    - brazil

ft:locale :

    - en-US

ft:publication_title :

    - Brazil Build or modify applications

ft:clusterId :

    - cadev

bundleId :

    - cadev

workflow :

    - Development, Data, and Analytics


---

# Configure

# Configuring the UI component CLI extension {#ariaid-title1}

Release version: Brazil  
Updated October 26, 2026  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
Set up the UI component CLI extension.  

[Install the UI component CLI extension](https://www.servicenow.com/docs/FGXeLXFsYDtdByOIiPN2tQ "Install the UI component extension to develop Next Experience UI Framework components with the ServiceNow CLI.")
:   Install the UI component extension to develop Next Experience UI Framework components with the ServiceNow CLI.

[Configure development settings](https://www.servicenow.com/docs/IMQbpbzBz6JMYPAO7E0qTQ "Set the instance origin, proxy, and development server options for a component project.")
:   Set the instance origin, proxy, and development server options for a component project.

[Configure type checking](https://www.servicenow.com/docs/RlwmvROdRKiYOWuIlGkREA "Configure type checking for a component and JavaScript-only project.")
:   Configure type checking for a component and JavaScript-only project.

[Configure a component for UI Builder](https://www.servicenow.com/docs/vHoRUFT41xsxlGze5yxSRQ "Add a uiBuilder block to a component's now-ui.json file so that the component appears in the UI Builder toolbox on a workspace landing page.")
:   Add a uiBuilder block to a component's now-ui.json file so that the component appears in the UI Builder toolbox on a workspace landing page.