✦ DevPen: The AI-Powered Note-Taking App for Developers 🚀

DevPen is a new AI-assisted note-taking app built for developers, combining Markdown writing, code editing, syntax highlighting, and Mermaid diagram support.

The app includes dual editing modes, an AI sidekick for summarizing and explaining notes, and cloud sync for seamless access across devices.

Its stack includes React 19, Monaco Editor, Lexical, Mermaid.js, Tailwind CSS, Shadcn UI, Jotai, and AWS services like Lambda, DynamoDB, and S3.

DevPen aims to streamline technical note-taking by bringing writing, coding, AI help, and diagramming into one developer-focused tool.