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About the Developer Support category
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0
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201
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June 12, 2026
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Breeze intelligence and custom CSS
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5
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27
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September 3, 2026
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LCP issue: longer than 2.5s (mobile)
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3
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1960
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September 3, 2026
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Webhook on the new API
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1
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12
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September 3, 2026
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Why are workflow user IDs missing in HubSpot API responses?
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1
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16
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September 3, 2026
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Is it possible to create a legacy CRM public app? Need for migration testing
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1
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15
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September 2, 2026
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File Upload in Custom Integration
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12
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643
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September 2, 2026
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Validating Properties AND Form Fields through the HubSpot Forms API
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6
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56
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September 2, 2026
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/automation/v4/flows/performance has no dated successor ahead of the v4 sunset
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6
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52
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September 2, 2026
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Property history identifies the write event for workflow changes, not the workflow
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4
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23
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September 2, 2026
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What are the best Courses for Developers Building Native HubSpot Ai RevOps system?
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1
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17
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September 1, 2026
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Signature issue using office365 with Hubspot plugin
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5
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2238
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September 1, 2026
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Apps to Projects Migration webhook issue
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5
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694
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September 1, 2026
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External HubSpot form: localized consent language and DACH DOI handling across Umbraco pages
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2
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27
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September 1, 2026
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Anyone integrate with Postal?
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2
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29
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September 1, 2026
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How to use Secrets with Python custom code automation
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6
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4294
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September 1, 2026
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How to integrate a gratuity calculator API into HubSpot workflows?
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4
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800
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August 31, 2026
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Merging contacts (now) creates a NEW ID?
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6
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1246
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August 28, 2026
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App listing validator rejects setup doc URL both ways (lowercase = "misspelled", capitalized = 404)
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2
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37
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August 21, 2026
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HubSpot CLI project validate and upload fail with HTTP 500 on project-schema endpoint
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1
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27
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August 21, 2026
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Issue with Child Theme
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6
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80
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August 28, 2026
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Agent Tool testing blocked by credits
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3
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47
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August 28, 2026
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HubSpot Embedded Form Callbacks Not Firing (onFormSubmit / onFormSubmitted) – Unable to Redirect Aft
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4
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1412
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August 28, 2026
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Meetings booked via Scheduler v3 API don't get native Google Meet conferencing (AI Notetaker never
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3
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34
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August 27, 2026
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Developer updates for August 2026
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0
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65
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August 27, 2026
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Re: Adding <fieldset> lacks a <legend> element as first child HubSpot Forms
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5
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1899
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August 27, 2026
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Legacy Private App Creation Being Disabled
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0
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33
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August 27, 2026
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Request for Guidance on Hierarchical Property Mapping in HubSpot MCP Integration
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1
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25
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August 27, 2026
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Looking for 3 HubSpot users with Conta Azul (Brazil ERP) — native connector beta
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1
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23
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August 26, 2026
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Looking for 3 HubSpot users to beta test a native WhatsApp Business API integration
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3
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77
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August 26, 2026
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