Developer tools

Formatters, encoders, and converters for everyday development work.

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  Developer
  Token CounterCount tokens exactly, check the context window, estimate the cost.
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  Developer
  JSON FormatterFormat, beautify, and validate JSON right in your browser.
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  Developer
  Text Diff CheckerCompare two texts and see exactly which words changed.
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  Developer
  Base64 Encoder / DecoderEncode text, images and files to Base64, and decode them back.
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  Developer
  Timestamp ConverterConvert Unix timestamps to dates and back, in any unit.
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  Developer
  SlugifyTurn any text into a clean URL slug, one or a whole list.