Build and Deploy a Cursor Clone | Next.js 16, React, Convex | Full Course 2026

Description

💻 FREE Source Code: https://cwa.run/polaris 🎨 FREE Assets: https://cwa.run/polaris-assets 🎥 PART 2: Coming soon 📚 Resources: Try Firecrawl: https://cwa.run/firecrawl Try Convex: https://cwa.run/convex Try Clerk: https://cwa.run/clerk Try Inngest: https://cwa.run/inngest Try Sentry: https://cwa.run/sentry Try CodeRabbit: https://cwa.run/coderabbit In this tutorial, we're building Polaris, a complete AI-powered code editor from scratch. You'll learn how to create a professional IDE with a CodeMirror 6 editor featuring syntax highlighting, code folding, and a minimap, integrate AI-powered code suggestions and quick edit functionality using Claude, handle background job execution for AI agents with multi-tool capabilities, and build a full SaaS business layer with authentication and GitHub OAuth. We'll also cover error tracking with LLM monitoring, in-browser code execution with WebContainer and live preview, and complete GitHub integration for importing and exporting repositories. Key features: 🤖 AI code suggestions & quick edit 🧠 AI agent with file manipulation tools 📚 Live docs scraping with Firecrawl ✏️ CodeMirror 6 editor with minimap ▶️ In-browser execution with WebContainers 🐙 GitHub import & export ⚡ Background jobs with Inngest 🗄️ Real-time sync with Convex 🔐 Clerk authentication & billing 🐛 Sentry error tracking + LLM monitoring 🐰 CodeRabbit PR reviews 🌐 Next.js 16 + TypeScript Timestamps 00:00 Intro 04:53 01 Project Setup 32:33 02 Authentication 53:31 03 Database Setup 1:52:15 04 Background Jobs 2:25:55 05 Firecrawl AI 2:50:46 06 Error Tracking 3:24:16 07 Projects 4:26:14 08 IDE Layout 5:23:36 09 File Explorer 7:14:06 10 Code Editor State 8:59:58 11 AI Features 10:40:45 12 Conversation System 11:55:48 End of Part 1