Newline Converter
Convert text line endings between LF (Unix), CRLF (Windows), and CR (Mac).
File Utilities & Newline Converter
About Newline Converter
The Universal Newline & Line Ending Normalizer converts text and code files between Unix/Linux/macOS (`LF` / `\n`), Windows (`CRLF` / `\r\n`), and Classic Mac (`CR` / `\r`) with live line-ending detection and Git line-ending audit.
How to Use Newline Converter
Step 1
Paste your text or upload a source code file.
Step 2
Inspect detected line endings in the status bar.
Step 3
Select target format (Unix LF or Windows CRLF).
Step 4
Click "Convert Newlines" and download your file.
Practical Use Cases for Newline Converter
Fixing Git Line-Ending Warnings (`LF will be replaced by CRLF`)
Normalize project source code to Unix `LF` format to prevent noisy Git diffs and cross-platform repository commit issues.
Fixing Windows Batch Files & Shell Scripts
Convert CRLF shell scripts to LF before uploading to Linux servers to avoid `\r: command not found` execution errors.
Input & Output Examples
Converting Windows CRLF to Unix LF
Text: "Line 1\r\nLine 2\r\nLine 3" (Format: Windows CRLF)
Text: "Line 1\nLine 2\nLine 3" (Format: Unix LF | 2 carriage return bytes removed)
Key Features & Performance
- ✓Converts between Unix (`LF`), Windows (`CRLF`), and Old Mac (`CR`).
- ✓Detects mixed line endings and displays count of each newline type found.
- ✓Preserves character encoding and trailing empty lines.
- ✓100% Client-Side memory execution.
- ✓1-Click Download converted file.
Key Terminology & Definitions
CRLF (`\r\n`, Bytes `0x0D 0x0A`)
Carriage Return + Line Feed: the standard two-byte line termination sequence used in Microsoft Windows and DOS.
LF (`\n`, Byte `0x0A`)
Line Feed: the single-byte line termination sequence standard across Unix, Linux, and modern macOS.