What Is n8n? A Beginner's Guide to Workflow Automation
n8n is a fair-code automation platform that connects your apps, APIs and databases into visual workflows. This guide explains what n8n is, how it works, what you can automate with it, and how to build your first workflow in about 15 minutes.
What Is n8n?
n8n (pronounced "nodemation") is an open, fair-code workflow automation platform. It lets you connect apps, APIs and databases into automated processes called workflows, built on a visual canvas instead of written entirely in code.
Each workflow starts with a trigger — a schedule, an incoming webhook, a new row in a spreadsheet — and then passes data through a chain of nodes that transform it, make decisions and take action in other tools. The result: work that used to take hours of manual copying happens automatically, exactly the same way, every time.
Unlike most automation tools, n8n can be self-hosted for free, gives you full access to your data, and lets you drop into real JavaScript or Python whenever the visual builder is not enough.
How n8n Works: Triggers, Nodes and Workflows
Every n8n automation is made of three simple ideas:
| Concept | What it is | Example |
|---|---|---|
| Workflow | The whole automation, drawn on a canvas | "New lead → enrich → add to CRM → notify sales" |
| Trigger | The event that starts the workflow | Schedule Trigger, Webhook, new email, form submit |
| Node | One step that reads, changes or sends data | Google Sheets, HTTP Request, IF, Code, Slack |
Data flows between nodes as JSON items, so each step can see and reshape what the previous step produced. That is what makes n8n flexible: you are never locked into a fixed "if this then that" pattern.
What Can You Automate With n8n?
- Sales and marketing: capture leads, enrich them, sync your CRM and alert the right person.
- Support: classify incoming tickets with AI, route urgent ones and post summaries to Slack.
- Finance and operations: extract invoice data, reconcile records and generate scheduled reports.
- Data work: nightly syncs between databases, APIs and warehouses with validation built in.
- AI agents: workflows that read your documents, answer questions and take actions across tools.
For thirty concrete examples grouped by team, see the n8n use cases guide linked below.
n8n Cloud vs Self-Hosted
| n8n Cloud | Self-hosted | |
|---|---|---|
| Cost | Paid subscription per execution volume | Free (fair-code license); you pay for your server |
| Setup | None — sign up and build | Docker or npm install, ~15 minutes |
| Maintenance | Handled by n8n | You handle updates, backups and security |
| Data | Stored on n8n infrastructure | Stays entirely on your own servers |
| Best for | Teams that want zero ops work | Teams with compliance needs or high volumes |
Our self-hosted guide walks through Docker setup, security and backups step by step.
How n8n Compares to Zapier and Make
Zapier and Make are excellent for simple two-app connections, but they charge per task and get expensive fast, and complex branching logic is limited. n8n charges per workflow execution (or nothing at all when self-hosted), supports loops, branches, error handling and custom code natively, and lets you keep sensitive data on your own infrastructure.
The trade-off: n8n has a slightly steeper learning curve. Templates and AI-assisted building close most of that gap.
How to Start Using n8n in 15 Minutes
- Choose Cloud (fastest) or self-host with Docker using our install guide.
- Pick one task you repeat every week and write down its trigger and steps.
- Add the trigger node, then connect each app with its credentials.
- Run the workflow manually with real sample data and check every node's output.
- Add an error workflow so you get alerted if something breaks.
- Activate it — then browse templates to see how experienced builders structure bigger automations.
Keep reading
Frequently Asked Questions
What is n8n in simple terms?
n8n is a workflow automation tool that connects your apps and services. You build automations on a visual canvas by linking nodes, so data moves between tools like Gmail, Slack, Google Sheets and your database without manual copy-paste.
Is n8n free to use?
Yes, if you self-host it. n8n is fair-code licensed, so running it on your own server is free with no per-execution fees. n8n Cloud is the paid hosted option if you do not want to manage a server.
Do I need to know how to code to use n8n?
No. Most workflows are built by dragging and connecting nodes. When you need custom logic, n8n lets you write small JavaScript or Python snippets in a Code node, so it grows with your skills.
What can you automate with n8n?
Common uses include syncing leads into a CRM, sending alerts, enriching data, generating reports on a schedule, processing invoices, and building AI agents that read documents and take actions across your tools.
How is n8n different from Zapier?
n8n can be self-hosted for free, supports complex branching logic, loops and custom code, and charges per workflow execution rather than per task. Zapier is simpler to start with but becomes expensive and limited for multi-step logic.
What is a node in n8n?
A node is one step in a workflow. Trigger nodes start the workflow (a schedule, webhook or app event), and action nodes do the work: reading, transforming, sending or storing data.
Can n8n connect to any app?
n8n has hundreds of built-in integrations, and the HTTP Request node lets you connect to any service with a REST API. Community nodes add even more integrations built by other developers.
Where do I start learning n8n?
Start with one small repetitive task, build it in the editor, and test with real data. Ready-made workflow templates from the n8n Markets marketplace are the fastest way to learn by example.
Ready to build?
Start from a ready-made workflow and adapt it to your own systems in minutes.