The internet's technology profile engine for advanced lead generation and market intelligence.
BuiltWith is the premier technographic data platform, providing a granular view of the global internet's infrastructure by tracking over 56,000 technology footprints across nearly 700 million websites. Its technical architecture relies on a massive, proprietary distributed crawling engine that analyzes front-end code, HTTP headers, DNS records, and server-side signatures to map the technology stacks of virtually every public domain. In 2026, BuiltWith remains a critical infrastructure component for AI-driven sales teams, providing the foundational datasets required to train predictive lead scoring models and power hyper-personalized outreach agents. Beyond simple CMS detection, the platform offers deep historical data, tracking when technologies were added or removed, which allows for sophisticated churn analysis and competitive displacement strategies. Its enterprise positioning is solidified through robust API access and native integrations with major CRM systems like Salesforce and HubSpot, enabling real-time enrichment of inbound leads with comprehensive technical metadata.
Tracks the addition and removal of 56,000+ technologies over a 15-year historical window.
The premier B2B sales intelligence platform leveraging the world's largest professional network for precision targeting.
AI-Powered B2B Prospecting & Hyper-Personalized Outreach for Modern Sales Teams.
Autonomous Conversational AI for Real-Time B2B Lead Conversion
AI-Driven Lead Hygiene and Intent-Based Filtering for High-Velocity Sales Teams.
Verified feedback from the global deployment network.
Post queries, share implementation strategies, and help other users.
A proprietary lead management interface that filters websites based on spend, location, and specific tech combinations.
Scans for outdated versions of libraries, insecure frameworks, and missing security headers.
Aggregated data visualizations of technology adoption across the top 10k, 100k, and 1M websites.
RESTful API endpoints that return complete JSON objects of a domain's current and past tech stack.
Search functionality that finds websites based on specific keywords present in the page source and tech metadata.
Algorithmically estimates a website's monthly technology budget based on identified paid SaaS tools.
Identifying users of a specific competitor whose contracts may be ending.
Registry Updated:2/7/2026
Equitably distributing leads to sales reps based on technical profile.
Verifying a startup's growth claims regarding their customer base.