Text Utilities
Free online text utilities for developers. Diff checker, regex tester, word counter, hash generator, and chmod calculator.
Case Converter
Free online case converter. Instantly convert text to camelCase, snake_case, PascalCase, kebab-case, CONSTANT_CASE, …
chmod Calculator
Free online chmod calculator. Convert between numeric and symbolic Unix file permissions instantly in your browser. No …
Diff Checker
Free online diff checker. Compare two texts side by side with highlighted differences. Find changes between code …
Hash Generator
Free online hash generator. Generate MD5, SHA-1, SHA-256, and SHA-512 hashes instantly in your browser. No data sent to …
Regex Tester
Free online regex tester. Test regular expressions with real-time match highlighting. Supports JavaScript regex flags.
Word & Character Counter
Free online word and character counter. Count words, characters, sentences, and paragraphs instantly. Reading time …