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Krishna
Krishna

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I Built a HubSpot Alternative in 3 Months Using Only AI — Here's the Full Stack

HubSpot charges $800/month. I built the same thing for $0.

No coding knowledge. No team. Just me and AI.

The Full Stack (All Free)

Layer Tool Cost
Frontend React 18 + Vite $0
Database Supabase (free tier) $0
Styling TailwindCSS $0
Email Resend (100/day free) $0
Payments Razorpay $0
Hosting Netlify (free tier) $0
Total $0/month

What It Does

Email Automation

Multi-step nurture sequences. Auto-enrollment. Smart stop on conversion. Payment recovery.

CRM

Contact management. Tags. Lifecycle tracking. Google Sheet sync.

Attribution

UTM tracking. Payment-to-ad matching. Campaign analytics. City detection via Cloudflare.

Dashboard

9 pages. Revenue tracking. Email stats. Campaign comparison.

The AI Part

Every line of code was written through conversations with AI. I described features in plain English. AI built them. I tested. We iterated.

78 files. 20+ pages. 3 months. Zero coding knowledge.

It's All Open Source

Claude Coach Kit — The full marketing automation platform

Marketing Prompts — 500+ prompts

Golden Content Vault — 1000+ templates

MIT licensed. Free forever. Star if it helps.


Solo entrepreneur from India. Zero code. 100% AI-built.

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