I built a free cybersecurity scanner that gives any website a security score — here's how A developer built SecureCheck AI, a free web-based cybersecurity scanner that provides security scores and plain-English fix recommendations. The tool, built with React, Tailwind, Node.js, and Groq AI, runs in the browser and is designed for developers who need quick, actionable security insights without enterprise complexity. I spent the last few weeks building SecureCheck AI — a free web-based cybersecurity intelligence platform for developers. Here is what it does: How I know it works I ran it on my own site and got 75/100. The report said I was missing a Content-Security-Policy header. I added 10 lines to my vercel.json. Ran it again — 100/100. That is exactly what this tool is built for. What makes it different Most security scanners are paid, complicated, or built for enterprise teams. This one is free, runs in the browser, and gives developers plain English explanations with exact fix recommendations. Try it here: https://securecheck-ui.vercel.app https://securecheck-ui.vercel.app Modules available right now: Built with React, Tailwind, Node.js on Render, and Groq AI. Would love feedback from the security community — what other checks should I add?