Slack School | How to Test Bolt Apps Locally

Aug 27, 2026

Tired of deploying an entire app just to test a tiny code tweak? Let’s skip all that. In this episode, we’ll use a handy tool called ngrok to hook your local Bolt app right into Slack. You’ll learn how to update your manifest, run your app, and test it in Slack without touching your hosted version. Fewer deployment delays, zero production stress, and a much smoother way to build. Class dismissed!

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