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1. card-luhn-validator card-luhn-validator Public

   Check whether a card number passes the Luhn checksum and identify the likely network, in your browser. No number is stored or sent.

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2. reverse-image-search-launcher reverse-image-search-launcher Public

   Paste an image URL and open a reverse image search on Google, Bing, Yandex, and TinEye at once, to find where a photo appears online.

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3. age-verification-calculator age-verification-calculator Public

   Enter a date of birth to compute exact age and check it against 18+ or a custom threshold. Runs in your browser; nothing is stored.

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4. bic-swift-validator bic-swift-validator Public

   Check a BIC/SWIFT code's structure — bank, country, location, and optional branch — in your browser. A first-line validation for onboarding. Nothing sent.

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5. image-metadata-stripper image-metadata-stripper Public

   Strip EXIF, GPS, and other metadata from a photo by re-encoding it in your browser, then download the clean copy. Nothing is uploaded.

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6. szotzojo szotzojo Public