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Top 100 AI GitHub activity AI categories AI Compare Saved AI tools Learn about AI Categories Free Android apps Free desktop apps Collections Newly added Underrated this week Technology stacks Tags Licenses Compare tools About AltStack Advertise

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Catalog updated · 14 Oct 2026

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Friendly CaptchaProduct logo · See the interface on the official website

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CAPTCHA & Bot Protection Tools

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Invisible bot protection that respects user privacy.

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37stars+ 430 daysMPL-2.0

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Cloudflare Turnstile

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