Developer Utility

Developer tools for everyday coding

Fast, simple and privacy-friendly utilities for developers.

Explore Tools

Your data is processed locally in your browser by default — no account needed, nothing uploaded.

Data

JSON Formatter

Format, minify and validate JSON

Encoding

Base64 Encoder / Decoder

Encode and decode Base64 with UTF-8 and Base64URL support

URL Encoder / Decoder

Encode and decode URLs with component and full URL support

Security

JWT Decoder

Decode JWT tokens and inspect header, payload and claims

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes

Utilities

UUID Generator

Generate UUID v4 and v7 with batch support

Timestamp Converter

Convert between Unix timestamps and human-readable dates

SQL

SQL Formatter

Format SQL queries with dialect and indentation support