Utilities
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URL Parser
Break a URL into protocol, host, port, path, query, and fragment.
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URL Encoder / Decoder
Percent-encode or decode any string for safe use in URLs.
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Base64 Encoder / Decoder
Encode or decode UTF-8 text to and from base64.
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Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for any text.
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MAC Address Formatter
Convert MAC addresses between colon, hyphen, and Cisco formats; flag locally-administered / multicast.
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Random Password & API Key Generator
Generate cryptographically random passwords and API keys.
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Regex Tester
Test a regular expression against sample text — see every match, position, and capture group.