Knock data sources

Trigger event-based messaging from Stripe, Clerk, Supabase

Product HuntCustomer CommunicationLaunched Apr 10, 2026124#11 of the day

About Knock data sources

Knock data sources enable you to ingest event data from any tool to trigger messaging in a few clicks—no code required. Connect pre-built sources like Stripe, Clerk, Supabase, PostHog, and WorkOS, or map any custom webhook to workflows, audiences, and user updates in a few clicks. Knock handles verification, transformation, and action mapping so you can launch lifecycle and transactional messaging faster.

The person behind Knock data sources

Scott Strand
Maker
B2B Demand Gen pro who loves good design
Email not found yet

Knock data sources's team page →

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