Author: admin
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Canonical URL Generator: Tell Search Engines Which URL Is the One
Build canonical and alternate link tags.
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Headline Analyzer: Score a Title Before It Goes Live
Score headlines for CTR potential.
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Keyword Density & N-Gram Analyzer: Stop Over-Optimizing Blind
Check 1-, 2-, and 3-word phrase frequency.
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LSI & Related Keywords: Semantic Terms From One Seed
Build semantic related keywords from one seed term.
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Unicode Inspector: Codepoints, UTF-8 Bytes, and That Weird Character
Codepoint, name, block.
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Punycode Converter: Why ñ.com Shows Up as xn--nda.com
International domain names.
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VIN Decoder: Region, Year, and Check Digit From 17 Characters
Basic vehicle identification.
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Phone Formatter: Normalize Numbers So They Match
Normalize numbers.
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HMAC Generator: A Secret-Signed Message via Web Crypto
HMAC with secret and hash.