> ## Documentation Index
> Fetch the complete documentation index at: https://docs.stackone.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Postmark Changelog

> Release history for the Postmark connector. Each version lists what changed and which actions were affected.

<Card title="Postmark connector" icon="arrow-left" href="/connectors/postmark" horizontal>
  Back to the connector overview, authentication methods, and actions.
</Card>

<Update label="v1.1.0" description="16 Sept 2026">
  `data-sync`

  Added DataSync support for list\_webhooks and list\_message\_streams actions.
</Update>