n8n · automation
Automation with self-hosted n8n — from the first workflow to production.
n8n: nodes, expressions, CLI and settings in one place
One-page n8n 2.x reference: nodes, expressions, Code node, Docker, CLI, environment variables and troubleshooting. Checked against docs.n8n.io on 01.10.2026.
VERIFIED · 01.10.2026UPDATED · 01.10.2026n8n: Docker install and your first workflow
Install n8n 2.x with Docker Compose and Postgres, then build your first workflow: an EUR/USD rate saved to a file. Checked against the official docs.
VERIFIED · 01.10.2026UPDATED · 01.10.2026Six n8n patterns: from a morning brief to a health check
Six reusable n8n 2.x patterns: scheduled brief, inquiry triage, note indexing, monthly report, data sync and health checks, with human approval.
VERIFIED · 01.10.2026UPDATED · 01.10.2026Webhook and HTTP Request in n8n: how a workflow receives and sends data
How n8n receives data through a Webhook and calls external APIs with HTTP Request: test vs production URL, security, Respond to Webhook, pagination.
VERIFIED · 01.10.2026UPDATED · 01.10.2026An AI agent in n8n with a local model through Ollama
The AI Agent node in n8n with a local Ollama model: connecting from Docker, tool-capable models, memory, Postgres and HTTP tools, structured output.
VERIFIED · 01.10.2026UPDATED · 01.10.2026n8n: files and folders — read, write, CSV
How n8n 2.x reads and writes files: the allowed folder, Read/Write nodes, Extract From File, CSV import into Postgres and JSON. Checked against the docs.
VERIFIED · 01.10.2026UPDATED · 01.10.2026n8n: email automations where a person approves
Receive and process mail in n8n with IMAP or Gmail, draft replies with AI and send only after a human approves. Checked against the n8n 2.x documentation.
VERIFIED · 01.10.2026UPDATED · 01.10.2026n8n and OpenClaw: how to connect them
How n8n wakes an OpenClaw agent and gets its answer, from the official docs: the /hooks/agent hook, /v1/chat/completions, the Wait node and safe keys.
VERIFIED · 01.10.2026UPDATED · 01.10.2026n8n: schedules and cron with Schedule Trigger
Run n8n workflows on a schedule: Schedule Trigger, 5- and 6-field cron, the Europe/Sofia timezone, missed executions and working days. Checked against the docs.
VERIFIED · 01.10.2026UPDATED · 01.10.2026Errors and retries in n8n: a workflow that doesn't stay silent when it fails
How n8n reacts to errors: Retry On Fail, On Error, Stop and Error, Error Trigger and execution retention. Checked against the 2.x documentation.
VERIFIED · 01.10.2026UPDATED · 01.10.2026Monitoring n8n: Prometheus + Grafana
Monitor n8n with Prometheus and Grafana: health probes, /metrics and Discord alerts through Alertmanager. Checked against the n8n docs.