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Alex Spinov
Alex Spinov

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n8n Has a Free Open-Source Workflow Automation Platform

#automation #opensource #nocode #webdev

n8n is a free, open-source workflow automation tool that lets you connect any app to any app. Think of it as a self-hosted Zapier with unlimited workflows.

What Is n8n?

n8n (pronounced "nodemation") is a fair-code workflow automation platform. It has a visual builder where you connect nodes to create automations — no coding required.

Key features:

  • 400+ integrations (and growing)
  • Visual workflow builder
  • Code nodes (JavaScript/Python when you need custom logic)
  • Self-hostable (your data stays with you)
  • AI capabilities built-in
  • Webhook triggers
  • Cron scheduling
  • Error handling and retry logic
  • Version control for workflows

Quick Start

Docker 

docker run -d \
  --name n8n \
  -p 5678:5678 \
  -v n8n-data:/home/node/.n8n \
  n8nio/n8n
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Open http://localhost:5678. Start building workflows.

npm 

npm install -g n8n
n8n start
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Example Workflows

1. Slack Alert When Website Goes Down 

HTTP Request (check website) → IF (status != 200) → Slack (send alert)
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2. Auto-Post Blog to Social Media 

RSS Feed (new post) → Twitter (post) + LinkedIn (post) + Telegram (send)
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3. Lead Capture to CRM 

Webhook (form submit) → Google Sheets (log) + HubSpot (create contact) + Email (welcome)
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4. AI-Powered Email Responder 

Gmail (new email) → OpenAI (draft reply) → Gmail (send as draft)
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Integrations

n8n connects to 400+ services:

  • Communication: Slack, Discord, Telegram, Email, Teams
  • CRM: HubSpot, Salesforce, Pipedrive
  • Database: PostgreSQL, MySQL, MongoDB, Redis, Supabase
  • Cloud: AWS, Google Cloud, Azure
  • AI: OpenAI, Anthropic, Google AI, Hugging Face
  • Dev: GitHub, GitLab, Jira, Linear
  • Marketing: Mailchimp, ConvertKit, ActiveCampaign
  • Social: Twitter, LinkedIn, Facebook, Instagram
  • Files: Google Drive, Dropbox, S3, FTP

Code When You Need It 

// Code Node — custom logic
const items = $input.all();

return items.map(item => {
  const price = item.json.price;
  return {
    json: {
      ...item.json,
      priceWithTax: price * 1.2,
      discount: price > 100 ? price * 0.1 : 0
    }
  };
});
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n8n vs Alternatives

Feature Zapier Make n8n
Free workflows 5 2 Unlimited
Free runs/month 100 1,000 Unlimited
Self-host No No Yes
Code nodes No Limited Full JS/Python
AI integration Basic Basic Advanced
Open source No No Yes
Price (paid) $20+/mo $9+/mo $0 (self-host)

AI Workflows

n8n has native AI capabilities:

  • AI Agent nodes: Build autonomous agents
  • Chat interface: Create chatbots
  • Vector stores: RAG with Pinecone, Qdrant, Supabase
  • LLM support: OpenAI, Anthropic, Google, Ollama
  • Document processing: Parse PDFs, analyze images

Who Uses n8n?

With 51K+ GitHub stars:

  • DevOps teams automating infrastructure
  • Marketing teams automating campaigns
  • Sales teams automating CRM workflows
  • Developers building internal tools
  • Companies replacing expensive Zapier plans

Get Started

  1. Run Docker container or install via npm
  2. Open visual builder
  3. Drag and connect nodes
  4. Your first automation in 5 minutes

Unlimited automations. Your server. Your data. Free forever.

Need web data for your automations? Check out my web scraping tools on Apify — feed your n8n workflows with fresh data from any website. Custom scrapers: spinov001@gmail.com

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