DevKit: Developer Toolbox

DevKit is the developer toolbox you already keep open in a browser tab, rebuilt as a native app for iPhone, iPad and Mac — and it works with the radio off. Paste something and DevKit works out what it is. A JSON Web Token, a certificate, a cron line, a CIDR block, a colour, a hex digest: it recognises the shape and offers the right tool. WHAT YOU GET FREE • JSON Format — pretty-print, minify and validate, keeping your key order and number literals • JWT Decode — header, claims and expiry, with optional HMAC verification • Base64 — standard and URL-safe, padded or not • URL Encode — query, form and path semantics • Regex Tester — matches, capture groups, named groups, replace and split • Hash — MD5, SHA-1, SHA-256, SHA-384, SHA-512 • UUID Generate — version 4 and time-ordered version 7, in bulk • Unix Time — epoch seconds, milliseconds, microseconds and nanoseconds, any time zone •…