Mystery Tag

Private local front-end auditor, technology detector, security scanner, and evidence-based website intelligence tool.

Mystery Tag - Local Front-End Tech Inspector Mystery Tag is a lightweight, privacy-focused extension built for developers, designers, and web professionals to inspect and understand the front-end architecture of any webpage. 🚀 KEY FEATURES: • Technology Stack Detection: Instantly identify front-end frameworks, UI libraries, active Content Management Systems (CMS), and e-commerce platforms. • Architecture & Infrastructure: Detect content delivery networks (CDNs), routing layers, and modern deployment nodes. • Third-Party Integrations: Map client-side connections to popular backend services, BaaS providers, and cloud architectures to optimize your server-side logic. • Configuration & Quality Audit: Quickly check for public source maps, structural patterns, and deployment configurations to ensure clean, professional web builds. ⚡ TWO VIEWING MODES: • Simple Mode: A clean, high-level overview of the technology stack and immediate development insights for quick reviews. • Advanced Mode: A detailed technical dashboard rendering exact confidence levels, code evidence, and structural logs for deep analysis. 🔒 PRIVACY-FIRST BY DESIGN Mystery Tag operates 100% locally in your browser. • No user accounts or external sign-ins required. • No external APIs or remote tracking servers. • Only analyzes the active tab when explicitly triggered by the user. Perfect for developer audits, competitive analysis, and front-end performance optimization.