Real n8n guides.
Step by step with real code and screenshots. No fluff, no hello world tutorials. What we do for clients, published.
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How to automate supplier invoicing with n8n + GPT-4o
Practical guide with real code. By the end you have a workflow that receives invoices by email, extracts data with AI, validates against POs, and posts to your ERP.
n8n vs Zapier vs Make 2026
Real comparison for 50+ employee companies. TCO, self-host, GDPR, performance. Numbers, no smoke.
Coming next on the FlowProp blog:
Bank reconciliation with n8n + PSD2
How to read Spanish bank movements via PSD2, normalize them, and reconcile against issued invoices in your ERP automatically.
Migrate from Zapier to n8n without downtime
Tactical playbook to move workflows from Zapier to self-hosted n8n without disrupting active processes.
RAG over commercial proposals with pgvector
Architecture and implementation of a knowledge base for sales over previous proposals using pgvector and Claude.
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