DevToolsmith

Browser-based tools

Text Tools

Clean up a list, compare two versions or count what you are about to send. These tools process strings and files locally.

Count and compare

Transform

Lines and lists

Clean and extract

Unicode

Common Text workflows

Start with the operation you need. Cleanup tools change whitespace, order and duplicates; regex tools find and replace patterns; diff tools show what changed. Cleanup can remove meaningful whitespace, so compare a transformed result before using it in code, signatures or configuration.

Clean and compare logs

Remove duplicate or empty lines, sort records and compare the result. Sorting destroys chronological order unless the sort key reflects time; keep an original copy when order carries meaning.

Normalize text before comparing

Inspect invisible characters and normalization forms, remove accents or punctuation where your matching rules allow it, then compare the cleaned versions.

  • Unicode Inspector — Inspect Unicode code points, UTF-16 offsets, UTF-8 bytes and invisible characters.
  • Unicode Normalizer — Normalize text with NFC, NFD, NFKC or NFKD and inspect equivalent spellings.
  • Remove Accents — Remove combining accents and transliterate supported Latin letters in plain text.
  • Diff Checker — Compare two texts and highlight the differences.

Characters and bytes are different measurements

An emoji may occupy multiple code points and several UTF-8 bytes while appearing as one character. Use Word Counter to distinguish grapheme, code-point, UTF-16 and byte counts rather than relying on string length alone.

Frequently asked questions

Will whitespace cleanup preserve source-code behavior?

Not necessarily. Spaces and line breaks can be significant in code, Markdown and structured formats. Use a language-aware formatter for code and review a diff before replacing the original.

Where are the regex testers and Markdown tools?

Open Regex for JavaScript, Python and Go pattern testers, and Docs for Markdown, Mermaid, LaTeX and markup conversion.

Tools process your input on this device. Read the privacy policy, or save the tool library for offline use.