Tidybyte

Tidy developer tools that run in your browser. Format, decode, diff and convert.

• Base64 Encode & Decode

  Encode and decode Base64 in your browser, UTF-8 safe, with a URL-safe variant. Nothing is uploaded.

• JSON Formatter & Validator

  Format, validate and minify JSON in your browser. Pinpoints syntax errors and converts MongoDB shell text. Nothing is uploaded.

• JWT Decoder

  Decode a JSON Web Token in your browser: header, payload and expiry in human time. Decode only: no verification, nothing is uploaded.

• Regex Tester

  Test JavaScript regular expressions with live match highlighting and capture groups. Runs in your browser; nothing is uploaded.

• Text Diff

  Compare two texts line by line or word by word, inline or side by side. Runs in your browser; nothing is uploaded.

• Timestamp Converter

  Convert Unix epoch seconds or milliseconds to ISO 8601 and back, in any timezone. Runs in your browser, nothing is uploaded.

• URL Encode, Decode & Parse

  Percent-encode and decode URLs and query strings, or break a URL into its parts. Runs in your browser; nothing is uploaded.

• UUID & Hash Generator

  Generate UUID v4 and v7 and compute SHA-1, SHA-256, SHA-384 and SHA-512 hashes with Web Crypto. Runs in your browser, nothing is uploaded.