Features

Everything you need to discover, analyze, and act on technology intelligence — all in one platform.

Technology Lookup

Enter any URL and instantly discover the full technology stack powering it — from hosting providers and CMS platforms to analytics tools and JavaScript frameworks.

Company Profiling

Build rich profiles of any company based on their technology choices. Understand their infrastructure decisions, tooling preferences, and digital strategy at a glance.

Real-Time Monitoring

Track technology changes across any set of companies. Get alerted when a prospect adopts a new tool or when a competitor switches platforms.

Bulk URL Analysis

Upload hundreds or thousands of URLs and get their tech stacks analyzed in batch. Perfect for cleaning CRM data or segmenting large prospect lists.

Saved Searches & Lists

Save complex filter combinations as reusable searches. Build and maintain lists of companies that match your exact target criteria.

Data Export & Integrations

Export enriched data to CSV, JSON, or Excel. Connect CheckStack insights to your CRM, data warehouse, or analytics pipeline via API and webhooks.