Filter a List

Filter any list of lines by keyword or pattern with this flexible tool. Choose to include or exclude matches, use plain text or regex, and toggle case sensitivity. It updates results live, supports file import and export, and shows how many items matched.

Paste your input above or import a file below.
No file chosen
Supported file types: .txt, .csv, .tsv, .log, .json, .xml, .md, .ini, .yaml, .yml, .html, .htm, .css
Total items: 0
Options
Filter mode:

Use regex
Case sensitive

How to Use:

  1. Paste your list into the input box on the left.
  2. Enter a keyword or regex in the filter field under Options.
  3. Choose Include matches or Exclude matches.
  4. Toggle Use regex and Case sensitive if needed.
  5. The filtered result updates instantly on the right.
  6. Use Copy Output or Export to File to save.

What the Filter a List Tool can do:

This tool scans your list and keeps or removes lines based on what you want to match. You can use plain text or full regex patterns, make it case sensitive, and switch between including or excluding matched lines. The live preview and output counter make it easy to spot the results right away.

Example:

Input:

apple
banana
carrot
date
apricot

Options:

  • Pattern: a
  • Mode: Include
  • Use regex: Off
  • Case sensitive: Off

Output:

apple
banana
carrot
date
apricot

Common Use Cases:

This tool scans your list and keeps or removes lines based on what you want to match. You can use plain text or full regex patterns, make it case sensitive, and switch between including or excluding matched lines. The live preview and output counter make it easy to spot the results right away.

Useful Tools & Suggestions:

If you’re filtering a list, Find Certain List Items can help you zero in on exactly what you’re after based on keywords or values. And if your list is messy or full of clutter, Delete Empty List Items clears out the noise so your filters actually work the way you expect. It’s a great setup when you’re trying to clean, sort, or narrow down big chunks of data without manually combing through every line.

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