TechnologyChecker is a technology intelligence platform purpose-built for B2B sales teams. We turn technology signals into revenue by combining full-stack detection across 40,000+ technologies, 20-year historical data, real-time alerts, and verified decision-maker contacts—all in a single platform. Unlike browser extensions designed for developers to check tech stacks, TechnologyChecker is revenue intelligence for sales, customer success, and growth teams. We answer the questions that drive pipeline: Which prospects are using our competitors? When should I reach out? Who's the decision-maker? The Most Comprehensive Technology Coverage We detect 40,000+ technologies across 50M+ domains—10x more coverage than tools like Wappalyzer. Our multi-signal detection goes far beyond frontend frameworks: Backend infrastructure: n8n, custom APIs, databases, server frameworks Standalone platforms: Airtable, Notion, Zapier, Make, Monday.com Frontend frameworks: React, Vue, Next.js, Angular, WordPress, Webflow Marketing & sales tools: HubSpot, Salesforce, Intercom, Drift, Marketo Infrastructure: AWS, Google Cloud, Cloudflare, CDN configurations Analytics & tracking: Google Analytics, Segment, Mixpanel, Amplitude Payment processors: Stripe, PayPal, Braintree, Square Full-Stack Detection That Reveals Buying Intent Traditional tools only see what's visible in the browser. We detect the entire technology stack—including backend tools and standalone platforms that signal real buying intent. When a prospect adopts n8n + Airtable, they're building custom operations workflows. That's your moment to engage, and competitors would never see it. Real-Time Alerts When Prospects Switch Tools Stop checking prospects manually. Get instant notifications when: Target accounts adopt competitor platforms Prospects migrate from legacy systems (buying windows detected) Customers show churn signals by adopting competing tools Companies add backend infrastructure (ops expansion signals) Every alert includes verified contact data so you can reach decision-makers within minutes, not days.