Developer
Format, decode and validate the data formats developers work with daily.
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JSON Formatter
{"ok":true}indented JSON
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Regex Tester
\d+matches 2026
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URL Encoder/Decoder
hello worldhello%20world
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JWT Decoder
eyJhbGci...decoded header, payload
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Cron Generator
every day at 09:000 9 * * *
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Timestamp Converter
01970-01-01T00:00:00Z
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Hash Generator
helloSHA-256 digest
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Base64 Encoder/Decoder
helloaGVsbG8=
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CSV JSON TSV Converter
a,b\n1,2[{"a":"1","b":"2"}]