# Using Constellation UI in Existing UI Kit-Based Application (Pega 24.1.1)

**URL:** <https://forums.pega.com/t/using-constellation-ui-in-existing-ui-kit-based-application-pega-24-1-1/10064>\
**Category:** General\
**Tags:** 24-1-1, government, constellation, senior-system-architect, pega-platform\
**Created:** [October 8, 2025, 6:23am UTC](https://forums.pega.com/t/using-constellation-ui-in-existing-ui-kit-based-application-pega-24-1-1/10064 "2025-10-08T06:23:08Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Will\_Cho](https://yyz2.discourse-cdn.com/pega/user_avatar/forums.pega.com/will_cho/32/22399_2.png) [@Will\_Cho](https://forums.pega.com/u/Will_Cho)\
**Post date:** [August 21, 2026, 2:27am UTC](https://forums.pega.com/t/using-constellation-ui-in-existing-ui-kit-based-application-pega-24-1-1/10064/3 "2026-08-21T02:27:25Z")

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@Siva_Sankar1 This article should provide an insight to your question #1. This demonstrates how to launch a Constellation case within an existing UI-Kit application.

> [@How to launch a Constellation case from a UI-Kit case and exchange data](https://forums.pega.com/t/how-to-launch-a-constellation-case-from-a-ui-kit-case-and-exchange-data/13209):
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> This knowledge-sharing article demonstrates a design pattern for launching a Constellation case from an existing UI-Kit case and exchanging data (and also managing process dependency) between the two cases of different UI architectures. This blended UI pattern enables organizations with established UI-Kit applications to incrementally adopt Constellation for new case types, accelerating modernization while preserving existing investments and minimizing disruption to business operations. Pega I…

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