Control Character Cleaner

Remove non-whitespace C0 and C1 control characters while retaining tabs and line breaks.

About this tool

Remove non-whitespace C0 and C1 control characters while retaining tabs and line breaks. Paste text into the labeled field, then run the operation to inspect a separate result. Processing happens locally in your browser; the input is not uploaded. The examples document how the operation treats Unicode, whitespace, or matched text so you can judge whether the output fits your task. Verify the result before using it elsewhere.

How to use this tool

  1. Paste text into the input field.
  2. Set any requested option and review the example.
  3. Run the operation and inspect the output before copying it.

How it works

Control Character Cleaner applies a deterministic text operation and returns its result without changing the source input.

When to use this tool

  • Cleaning or inspecting text before reuse.
  • Checking a document sample or preparing content locally.

Limitations

The matching and normalization behavior of Control Character Cleaner follows the documented operation and browser Unicode support.

Privacy

The text and results of Control Character Cleaner remain in browser memory and are not uploaded by this tool.