All Developer Tools

JSON Formatter & Validator

Beautify, minify and validate JSON instantly with syntax highlighting.

JWT Decoder

Inspect JWT header & payload entirely client-side — no server.

Hash Generator

Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes from any text.

Base64 Encoder / Decoder

Encode or decode Base64 text in your browser.

UUID Generator

Generate RFC-4122 UUID v4 identifiers in bulk and copy instantly.

Password Generator

Generate strong, random passwords with a live strength meter.

Lorem Ipsum Generator

Generate placeholder text by paragraphs, sentences or words.

Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates.

Cron Expression Parser

Turn a cron expression into a plain-English schedule.