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Sort Lines Alphabetically

Sort Lines Alphabetically — a fast, free text utility that runs entirely in your browser.

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About the Sort Lines Alphabetically

Sort Lines Alphabetically is a free online tool that automatically arranges text lines in alphabetical order from A to Z. It's a practical utility for organizing lists, cleaning up data, and processing text without uploading anything to a server. The entire operation runs in your browser, ensuring your data remains private and under your control.

How Sort Lines works

The tool works by splitting your input text into individual lines, sorting them alphabetically using Unicode-aware comparison (which respects accented characters and special symbols), and then joining them back together. Uppercase and lowercase letters are treated as equivalent in the sort order.

Worked Example:

Input:

Zebra
Apple
Mango
Banana

Output:

Apple
Banana
Mango
Zebra

The tool processes each line independently. It handles Windows (CRLF), Mac (CR), and Unix (LF) line endings automatically, so your file format does not matter. The sorting is instantaneous, and you see results as you paste or type.

How to use

  1. Type or paste your text into the input box.
  2. The result updates instantly as you type.
  3. Click Copy to use the output.

Common uses

  • Alphabetizing mailing lists, contact directories, and membership rosters for mail merges or printing.
  • Organizing keyword lists for SEO research, PPC campaigns, and content planning.
  • Sorting ingredient lists for recipes or supply checklists in a standard order.
  • De-duplicating and organizing log files, DNS records, or server configurations for easier reading.
  • Cleaning up item lists from spreadsheets or databases before import into other tools.
  • Arranging database output, API responses, or CSV data for comparison and debugging.

Frequently asked questions

Does the sort preserve the original line breaks and formatting?
Yes. The tool preserves your original line breaks and sorts only the order of lines. Spacing within a line is unchanged.
Can I sort numbers or special characters?
Yes. Numbers and special characters sort according to their Unicode values. Numbers (0-9) sort before letters, and uppercase sorts before lowercase in most cases.
Is my text data uploaded to any server?
No. Everything happens in your browser using JavaScript. Your text never leaves your device, making this tool completely private for sensitive data.
How does case sensitivity work?
The sort treats uppercase and lowercase letters as equivalent (Apple and apple appear in the same alphabetical position). However, if two lines match exactly except for case, uppercase typically comes first.
Why can't I sort a very large list?
This tool can handle lists with thousands of lines, but very large files (over 10 MB) may slow down your browser. For massive datasets, consider a dedicated command-line tool or database.
Does the tool support other sort options like reverse alphabetical or sorting by length?
This tool performs alphabetical A-Z sorting only. For advanced options like descending order or sort-by-length, use a full-featured text processor or command-line tools like sort or awk.