Guides

HubSpot workflow guides

The limits people actually hit when a HubSpot workflow needs to do something real, and what to do about each one. Written to be useful whether or not you ever use Turbyn.

• The 20-second custom code timeout

  HubSpot custom code actions are capped at 20 seconds and 128 MB, and the limit can't be raised. Here's what causes the timeout, which workarounds actually help, and how to run longer jobs from a workflow.

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• Custom code without Data Hub

  HubSpot's native custom code action requires Data Hub Professional. Workflows don't. Here's exactly where the line falls, what changed in the new workflow builder, and how app-provided actions run code on any Professional hub.

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• npm packages in workflows

  HubSpot's custom code runtime ships a fixed set of packages with no way to add your own. Here's what's actually available, why moment.js still isn't, and how to run a workflow step with real npm and pip installs.

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• Python in HubSpot workflows

  HubSpot supports Python in custom code actions, with the same Data Hub requirement, 20-second timeout and fixed library set as JavaScript. Here's what Python can and can't do, and how to run it without those limits.

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• Data Hub alternatives

  A practical comparison of ways to get programmable automation into HubSpot workflows without Data Hub Professional. App-provided actions, Make, n8n, Zapier and private apps, including when Data Hub is genuinely the right buy.

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