Are NanoTools completely free to use?

Yes, all basic tools on NanoTools are completely free to use with no registration required. We offer premium features for power users.

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Your files are processed securely and are automatically deleted after processing. We do not store your files or data on our servers.

Do I need to install any software to use NanoTools?

No installation required. All tools work directly in your browser on any device - computer, tablet, or smartphone.

What file formats are supported?

We support a wide range of formats including PDF, JPG, PNG, WebP, GIF, JSON, XML, CSV, and many more depending on the tool.

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Line Ending Converter - Convert CRLF to LF

Convert line endings online for free. Change between CRLF, LF, and CR. Fix text file format.

Enter Text

↵

Enter text above to detect and convert line endings

What This Tool Does

Auto-detects current line ending format (LF, CRLF, CR, or mixed)
Converts line endings to LF (Unix), CRLF (Windows), or CR (old Mac)
Identifies files with mixed line endings that need normalization
Provides download with converted line endings
Shows clear indicators of current and target formats

How to Use

1
Paste your text
Enter text or paste from a file with line endings to convert
2
View detected format
See the current line ending format automatically detected
3
Select target format
Choose LF (Unix), CRLF (Windows), or CR (old Mac)
4
Convert and download
Convert line endings and download the corrected file

How it works

Paste your text

Enter text or paste from a file with line endings to convert

View detected format

See the current line ending format automatically detected

Select target format

Choose LF (Unix), CRLF (Windows), or CR (old Mac)

Convert and download

Convert line endings and download the corrected file

Use Cases

Developers fixing git warning about CRLF/LF line endings
Cross-platform teams standardizing code files for version control
System administrators converting shell scripts between OS formats
Web developers ensuring consistent line endings in web files
Data engineers normalizing CSV and text data files

Frequently Asked Questions

What is the difference between LF, CRLF, and CR?

LF (\n) is used by Unix/Linux/Mac. CRLF (\r\n) is used by Windows. CR (\r) was used by old Mac OS.

Why do line endings matter?

Different line endings can cause issues in version control (git), script execution, and text processing between operating systems.

Can it fix mixed line endings?

Yes, it detects mixed line endings and converts them all to your chosen format for consistency.

Will it change my file content?

No, only the invisible line ending characters are changed. The actual text content remains identical.