Piperic
tools
Tools

Free web-intelligence tools

Instant, live checks on any website — built on our index of 18.8M live domains. No signup. More tools shipping regularly.

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AI Crawler Checker Live
See which AI crawlers (GPTBot, ClaudeBot, PerplexityBot, Google-Extended…) a site blocks or allows — and whether it’s visible to AI search.
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Reverse Tech Lookup Coming soon
Find every website using a given technology — Shopify, Klaviyo, HubSpot, Stripe and 600+ more.
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Tech Stack Lookup Coming soon
What is any website built with — CMS, e-commerce, analytics, CDN, payment and AI providers.
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llms.txt Generator Coming soon
Generate a valid llms.txt for your site, so AI assistants can find and cite your content.