Automation
n8n workflows, Python & PowerShell scripts — practical tutorials for automating repetitive IT and business tasks.
Automation · 6 min read
When n8n's $fromAI Becomes an Escape Hatch
A high-severity flaw in n8n's $fromAI() function (GHSA-9x83-43r8-5hwc) allowed arbitrary code execution. Here's how to check if you're exposed and patch it.
Automation · 4 min read
Migrate an n8n Notion Workflow to the v3 Node's Data Source Model
Notion's API restructured databases around a new 'data source' concept, and n8n's Notion node followed with a v3 overhaul — here's how to update an existing workflow before a database-ID lookup starts failing.
Automation · 3 min read
Connect an External MCP Server to an n8n AI Agent with the MCP Client Tool Node
Give an n8n AI Agent access to tools hosted on someone else's MCP server, using the MCP Client Tool node — the mirror image of exposing your own workflows as tools.
Automation · 3 min read
Audit and Patch Your Self-Hosted n8n Instance Against the Sandbox-Escape Vulnerability
A high-severity expression-sandbox escape (GHSA-gv7g-jm28-cr3m) lets an authenticated workflow editor run OS commands as the n8n process — here's how to check if you're exposed and fix it.
Automation · 4 min read
Enable n8n's Built-In MCP Server and Build a Workflow From a Plain-English Prompt
Turn any n8n workflow into a tool an AI assistant can call, then trigger it from Claude Desktop with a plain-English request instead of clicking through the editor.
Automation · 1 min read
Auto-Resize and Compress Images with a Python Watch-Folder Script
A Python script using Pillow and watchdog that automatically resizes and compresses any image dropped into a folder — handy before uploading to a CMS or sending over email.
Automation · 2 min read
Sync New Stripe Customers to a Google Sheet with n8n
A no-code n8n workflow that adds every new Stripe customer to a Google Sheet automatically — a simple CRM for a business that doesn't need a real one yet.
Automation · 2 min read
Automate Windows Server Health Checks with PowerShell and Email Alerts
A PowerShell script that checks disk space, memory, and critical services, then emails you only when something actually needs attention.
Automation · 2 min read
Automate Your First n8n Workflow in 15 Minutes
Build a workflow that watches a folder and archives new files automatically, then extend it with a Python script node.