The most expensive bug in n8n is the workflow that fails and nobody notices. Four production patterns — error outputs, retries, Error Trigger workflows, and honest webhook status codes — that make failures loud.
Webhook, HTTP Request, Code, Merge, and Split In Batches — the five n8n nodes that carry most production workflows, with real usage patterns, gotchas, and the mistakes that break them.
I wrote a guide for every n8n node I actually use in production. 92 guides, $1 each. Each guide covers setup, common patterns, and the gotchas I hit building real
