developer tools

Tools that respect
your privacy.

Every operation runs entirely in your browser. Zero data sent to any server. Zero logs. Zero tracking.

100% client-side — nothing leaves your device
// 8 tools — select a category
01 /
⇄
Encoding →
Base64, URL encode/decode, HTML entities
Base64URLHTML
02 /
🔑
JWT Decoder →
Inspect token headers, payloads, and claims
HeaderPayloadClaims
03 /
{ }
JSON Tools →
Prettify, minify, and validate JSON
PrettifyMinifyValidate
04 /
⬡
Hash & Security →
MD5, SHA-256, SHA-512, UUID v4, HMAC
SHA-256UUIDHMAC
05 /
://
URL Parser →
Break a URL into protocol, host, path, params
ProtocolParamsFragment
06 /
◈
QR Code →
Custom colors, download PNG/SVG/JPEG/WebP
PNGSVGColors
07 /
↻
Converters →
Number base, timestamp, text case converter
HexBinaryTimestamp
08 /
Text Tools →
Lorem ipsum generator and live regex tester
LoremRegex