Text Tools
Count, compare, transform, preview and test text with regular expressions.
Markdown Previewer
Write GitHub-flavored Markdown with a live, sanitized preview.
Regex Tester
Test JavaScript regular expressions with live highlighting and groups.
Text Diff Checker
Compare two texts side-by-side and highlight every change.
Word & Character Counter
Count words, characters, sentences and estimate reading time.
Case Converter
Convert text to camelCase, snake_case, Title Case, UPPERCASE and more.