Clean, fast tools developers actually use
Format JSON, generate UUIDs, encode Base64, convert timestamps. Everything runs locally in your browser.
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No sign-up required. No data ever leaves your browser.
Popular
Text
Format, convert, and analyze text
JSON
Format, validate, and transform JSON data
Encoding
Encode, decode, and parse data formats
Generators
Generate UUIDs, passwords, hashes, and more
Converters
Convert between formats and units
Private
Client-side only. Nothing leaves your browser.
Fast
No server requests. Instant results.
Free
No signup. No limits on core tools.