I need to create a custom integration where we pass certain pieces of data from our 3rd party application into HubSpot. This …

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Thank you @sylvain_tirreau for your reply. Yes, I believe our sales team has an enterprise account. I have a developer accoun…

Thanks for the guidance. I have created a mock private app, and a UI extension using one of the starter templates. This scree…

Hi, Your approach is classic when it comes to security and data management (don’t duplicate data), and the good news is that…

So if I understand correctly, I must use a public application. We are not using a cloud provider so I don’t think serverless …

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When I search for exactly that phrase in the “In beta” section it finds no results. If I just search for App Cards, it finds …

Are you doing this search in your developer portal ( https://app.hubspot.com/signup-hubspot/developers ) and not in the portal …

Hi, yes I did the search from my developer portal.

Custom Card Integration - Where to begin

sylvain_tirreau May 13, 2025, 3:55pm 3

Hi,

So, without further details, I’d say you can definitely create a private application, no problem.

One question before I can answer you: do you even have an Enterprise hub?

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