Engine category
Developer
Encoders, checksums, identifiers, QR codes and validators.
Local
Base64 encoder and decoder
Encode text or files and decode Base64 locally.
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URL encoder and decoder
Encode or decode URL components.
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HTML entity encoder and decoder
Escape or decode common HTML entities.
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Hash and checksum
Generate SHA checksums for text or a file with Web Crypto.
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UUID and secure token generator
Generate cryptographically secure UUIDs or URL-safe tokens.
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QR code generator
Generate a scalable QR code as SVG.
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JWT inspector
Decode JWT headers and claims without presenting them as verified.
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Regular-expression tester
Run a JavaScript regular expression and inspect matches.
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Text difference
Compare two blocks of text line by line.
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