StackSee

Identify the technology stack of any website. Automatically analyzes sites you visit.

StackSee is a technology profiler that shows you what websites are built with. Instantly identify the CMS, frameworks, e-commerce platforms, JavaScript libraries, analytics tools, and infrastructure behind any website. StackSee detects over 6,000 technologies across many categories including programming languages, content management systems, marketing tools, payment processors, hosting providers, and CDNs. What StackSee detects: Content management systems like WordPress, Shopify, Webflow, and Wix. JavaScript frameworks including React, Vue, Angular, Next.js, Svelte, Remix, and Astro. E-commerce platforms and payment processors. Analytics and marketing tools such as Google Analytics, Mixpanel, and Segment. CDNs and hosting providers like Cloudflare, Vercel, AWS, and Netlify. WordPress plugins and themes. Web fonts and design systems. Backend technologies and APIs. Why StackSee: Built for modern web technologies with better detection accuracy for frameworks and tools released in the last few years. Faster analysis with minimal browser overhead. Cleaner interface that gets out of your way. Continuously updated technology database. Free core features with optional premium upgrades for brand color extraction and API access. StackSee respects your privacy and only analyzes websites you actively visit. We don't track your browsing behavior or sell your data. Visit stacksee.com to learn more or access our API for automated tech stack detection.