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Developer & Designer Utilities

Fast, free, privacy-friendly tools that run directly in your browser. 41 tools for formatting, converting, generating, and inspecting.

Web & Dev Tools(Showing 9 of 9)

Generate v4 UUIDs in bulk with copy-to-clipboard and format options.

Convert Unix timestamps to human-readable dates and back, with timezone support.

Decode JWT header, payload, and expiry information.

Generate MD5, SHA-1, and SHA-256 hashes from text.

Convert between px, rem, em, and % units.

Parse cron expressions into human-readable descriptions.

Preview how your site looks in social cards and search results.

A searchable reference of all HTTP status codes with meanings.

Convert numbers between binary, hex, decimal, and octal.