List Converter — Browser Text Transform

Text

List Converter is a client-side text tool that sorts, deduplicates, joins as csv, or extracts the first column.

List Converter

Runs in this browserInput and recent results are processed only in this browser tab. They are not sent to or stored on a server.

Comma and newline separated items can be deduplicated, sorted, converted to column 1, joined as CSV, or numbered.

List

ResultRule shown

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What is it

List Converter handles repeat writing, cleanup, email normalization, and list preparation tasks without server storage. Input is capped at 20,000 characters.

items = split(input by newline or comma), then selected transform

How to use

1Enter text.
2Choose a conversion option.
3Review or download the result.

Reference

List Converter — Browser Text Transform Reference
Input	Result
beta, alpha, beta	alpha / beta or beta, alpha

Sources & standards

MDN Web Docs: Client-side web APIs - MDN Web Docs

FAQ

Is List Converter input sent to a server?

No. All conversion runs in your browser.

Does it work on mobile?

Yes. It works in modern mobile browsers that support text input and canvas.