Utility Tools

Encoding, JSON, hashing, UUID, JWT, timestamps and everyday dev utilities

10 tools 10 online
Base64 Encode/decode UTF-8 text URL Codec Percent-encode and decode URLs JSON Format Pretty-print, minify and validate JSON Hash SHA-256 / SHA-1 in browser UUID Generator Generate multiple UUID v4 values Timestamp Unix sec/ms ↔ local datetime JWT Decode Parse header & payload (no verify) HTML Escape Escape and unescape HTML entities Case Converter Convert naming conventions Regex Tester Test regex patterns and matches