Browse our complete collection of free, client-side developer tools. Every tool processes data entirely in your browser — nothing is sent to any server. No signup, no rate limits, no restrictions.
Format, validate, minify, and transform JSON data
Encode and decode Base64, URLs, and more
Generate UUIDs, random data, and unique identifiers
We are actively building new tools: JWT decoder, hash generators, regex tester, color converters, markdown preview, and more. Check back regularly for updates.