List Converter

Convert a line-separated list into a delimited string with sorting, deduplication, quoting, and more.

Frequently Asked Questions

It takes a list of items (one per line) and joins them using your chosen separator (comma, semicolon, pipe, tab, etc.). You can also trim whitespace, remove empty lines, sort, reverse, deduplicate, and optionally wrap each item in quotes.
This tool is primarily designed for converting line-separated items into a delimited string. To split a delimited string back into lines, paste your list with one item per line and use the output options to reformat it as needed.
You can wrap items in double quotes ("item"), single quotes ('item'), or backticks (`item`). This is useful for generating SQL IN clauses, JSON arrays, or code literals from plain lists.