Harihar Code Studio

Build real React Native apps with AI — OpenAI, offline-first, Node.js & PostgreSQL. Practical, project-based tutorials.

On this channel we don't just watch code, we build complete apps step by step, from the first line to a working product.

🚀 What you'll learn here:
• React Native + OpenAI: chat, streaming, structured outputs, tool calling
• Offline-first apps that work without internet (PlanIt series, in Hinglish)
• Backend for mobile: Node.js, Express, PostgreSQL, TypeScript
• App architecture & real-world engineering practices

📺 Start here:
1. React Native + OpenAI API: Build Your First AI App
2. AI App Engineering playlist (full journey)
3. Offline-First React Native: PlanIt series

💻 All source code is free on GitHub (link below).
🔔 New videos every week. Subscribe if you want to build, not just watch.

Build • Experiment • Learn • Engineer


Harihar Code Studio

🤯 My phone remembers for me.
Voice AI Assistant, part of the AI series on Harihar Code Studio:
P1 Speech-to-Text · P2 AI Assistant · P3 Text-to-Speech · P4 Reminders & Tasks · P5 Real-time Voice
All parts coming soon. Which one are you waiting for? Comment the number 👇🔔

1 week ago | [YT] | 2