Dev Utilities

Generate UUID v4 (random) and v7 (time-ordered) identifiers

Convert between Unix timestamps and human-readable dates in various formats

Convert numbers between decimal, hexadecimal, binary and octal systems

Generate strong random passwords with customizable options

Decode JSON Web Tokens and inspect header, payload and signature

Calculate CIDR subnet information including network, broadcast, and host ranges

Generate and validate cron expressions with a visual scheduler

Browse HTTP status codes with descriptions and common use cases

Parse and analyze user agent strings to identify browser, OS, and device

Write and preview HTML code in real-time with live rendering