April 2026 Summaries

Integrating Clerk with Knock streamlines the process of setting up a robust notification system for B2B SaaS applications, eliminating the need for extensive glue code. This tutorial outlines how to connect Clerk and Knock to automate user onboarding and notification flows, such as triggering a multi-step welcome workflow for new sign-ups, complete with in-app notifications and emails, using webhooks and predefined mappings. By leveraging Knock's data sources and Clerk's source mappings, developers can establish a seamless sync between users and organizations without custom code. The integration also supports multi-tenant Slack setups, allowing organizations to manage Slack channels and notifications individually. Knock provides an easy-to-use interface for managing notification preferences within Clerk's user profile, while ensuring secure and efficient communication flow between Clerk and Knock, making it possible to handle various notification channels like email, in-app messages, and Slack from a single workflow.

Knock has launched a new feature called data sources, which allows users to connect events from various tools to their messaging infrastructure without any coding required. This enables seamless integration of events from services like Stripe, Supabase, PostHog, Clerk, and WorkOS, allowing for actions such as user creation, workflow triggering, and audience updates when specific events occur. Unlike other messaging platforms, Knock supports integration with any event source and provides pre-configured data sources that handle verification and action mappings, simplifying the process for users. Additionally, Knock offers a custom data source feature that lets users integrate any external provider or internal events service into Knock, with the ability to transform and verify data using a flexible scripting framework. This new functionality is available to all Knock customers, enhancing their ability to manage and automate messaging workflows efficiently.