A space for developers, builders, technical partners, and HubSpot users to ask questions, share solutions, and discuss building on the HubSpot platform.
This is an expanded and updated home for topics that were previously spread across Developer Support and Apps, covering everything from connecting external tools and building custom apps to exploring AI and agents.
What this category is for
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Building with HubSpot’s public APIs (CRM, CMS, Marketing, Conversations)
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Custom integrations, apps, UI extensions, CRM cards
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Serverless functions, HubL, custom modules
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Webhooks, OAuth, rate limits, error troubleshooting
If your question is about using HubSpot as an end user, try a product Hub category instead. For feature requests, post in HubSpot Ideas.
How to get the best answers
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Search first - someone may have already solved it.
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Be specific - include the endpoint, error message, status code, and what you’ve tried.
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Share code - use code blocks, and strip tokens or sensitive data.
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Add screenshots when the issue is visual.
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One topic per thread - focused questions get better answers.
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Mark the accepted solution so others can find it.
What this category is not
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Official support - for account-specific issues, contact HubSpot Support.
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Bug reports - confirmed bugs should go through Support.
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Feature requests - head to HubSpot Ideas.
Resources
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Welcome! We look forward to seeing what you’re building.