A useful place to start building.

What is n8n?

Learn what n8n is, how its visual workflow editor works, and why it has become a leading open-source automation platform.

Cloud vs. Self-Hosted

Compare n8n Cloud and self-hosted deployments across cost, control, maintenance, and scalability to choose the right option.

Always Set an Error Workflow on Every Production Workflow

This is the single most commonly missed best practice in n8n.

Build a REST API with Multiple Webhook Nodes

You can build a complete REST API inside n8n by using multiple Webhook nodes with different HTTP methods and paths.

HTTP Request Node

Reference for the n8n HTTP Request node -- methods, authentication, pagination, and common API patterns.

Use Queue Mode With Redis for High-Throughput Deployments

By default, n8n runs in "main" mode where the same process handles the UI, webhook reception, and workflow execution.

Docker Installation

Install and run n8n with Docker -- quick start, production Docker Compose setup with PostgreSQL, and configuration.

Expressions and Variables

Reference for n8n expression syntax, built-in variables, and data access patterns.