Show HN: OGPer – OGP Card Generator – OSS for Easy OGP Card Creation and Sharing

OGP Card Generator is an open-source tool that allows you to easily generate OGP (Open Graph Protocol) cards by simply uploading a URL and an image. Key Features: - Simple UI for easy OGP card upload - Instantly shareable generated cards - Responsive design with mobile support - Supports image uploads up to 1MB - High performance built with Go + React - Open source under MIT license Tech Stack: - Backend: Go (Render) - Frontend: React + TypeScript + Vite - Database: PostgreSQL (Supabase) - Hosting: Cloudflare Pages - GitHub Repository: https://github.com/ponyo877/ogper https://github.com/ponyo877/ogper We welcome your feedback and contributions!