Tools Suite

A single-file, local-first utility suite for deterministic cleanup and conversion tasks. No backend required. Everything runs in the browser.

Tools

Select a tool. Each one uses the same single-file pattern, so you can later split these into separate pages if you want.

Single HTML file Browser only No login

Deduplicate Lines

Remove duplicate lines, optionally trim, sort, and ignore case while preserving clean list output.

Trim each line Ignore case when deduplicating Remove empty lines Sort output alphabetically

Input

Output

Unique lines: 0

Strip Formatting

Remove extra whitespace, normalize quotes and dashes, strip bullets, remove numbering, and flatten text for plain-text use.

Trim each line Collapse repeated spaces Collapse repeated blank lines Normalize line breaks Convert curly quotes Convert en/em dashes Remove bullets Remove numbering Join broken lines into paragraphs Replace tabs with spaces

Input

Output

Extract Emails / Links

Pull emails and URLs out of large pasted text, with deduping and optional sorting.

Extract emails Extract links Deduplicate results Sort output

Input

Results

Emails: 0 | Links: 0

Convert List Formats

Switch between line-separated, comma-separated, semicolon-separated, and pipe-separated lists with cleanup controls.

Current format

Convert to

Custom joiner preview

Used only when converting to custom line preview in future expansions.

Trim each item Remove empty items Deduplicate items Sort items

Input

Output

Items: 0

JSON Format / Validate

Pretty-print, minify, and validate JSON with clear parsing feedback.

JSON Input

Output

Ready.

Slug Generator

Create clean slugs from titles, names, or labels for URLs, filenames, or identifiers.

Convert to lowercase Remove punctuation and symbols Collapse repeated hyphens Trim hyphens from ends

Input

Output

CSV Cleanup

Normalize line endings, trim cell whitespace, remove empty rows, and standardize delimiters for basic CSV cleanup work.

Input delimiter

Output delimiter

Quote strategy

Trim each cell Remove empty rows Pad short rows to match the widest row Treat first row as header for row-width reporting

CSV Input

Cleaned CSV

Rows: 0 | Columns: 0