Concrete Calculator—fast, accurate estimates for slabs, footings, columns, walls, and stairs. Perfect for contractors, engineers, and DIY projects.

Hey Product Hunt! 👋 I built Heic2PDF Tools to convert HEIC & images to PDF — fast, private, & free. no uploads, no login. Just drag & drop. Works on mobile & desktop. Supports HEIC, JPG, PNG, SVG, more. 100% local. Try it out & let me know what you think!

🎮 Remember playing Tetris as a kid? 🧱 Good Old Tetris brings back the nostalgia—with a modern twist. 🌐 Play in your browser, no downloads. 🧩 Classic, 🔥 Crazy, and ⏱ Timed Modes. 🏆 Global leaderboard is live. Can you reach the top 100?

GPTs Menu 是一个带有网站和浏览器扩展的第三方 GPT 商店，这里存储了超过 10000 个第三方 GPT，支持聊天搜索，一键收集您喜爱的 GPT 。