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Line Number Generator

Automatically add line numbers to your text with customizable formatting options. Perfect for code snippets, poetry, scripts, documentation, and any text that needs line numbering. Choose from various numbering styles, customize the separator between numbers and text, set starting number and increment, add padding with zeros, and align numbers left or right. Essential for developers sharing code examples, writers formatting scripts or poetry, teachers creating worksheets, and anyone who needs numbered lines for reference purposes. The tool supports different formats including simple numbers (1, 2, 3), padded numbers (01, 02, 03), custom prefixes and suffixes, and various separator styles. Options to number all lines or only non-empty lines, preserve indentation, and use custom number formatting.

100% Secure
Lightning Fast
100% Free
Client-Side Processing

Numbering Options

Example: 0 = no padding, 3 = 001, 002, 003...

Examples

Standard Numbering

1. First line
2. Second line
3. Third line

With Zero Padding (3 digits)

001. First line
002. Second line
003. Third line

Starting from 10

10. First line
11. Second line
12. Third line

Right Aligned

First line | 1
Second line | 2
Third line | 3

💡 How to Use

  • •Paste your text or code into the input field
  • •Choose start number (default is 1, but you can start from 0 or any number)
  • •Select a separator to place between line number and text
  • •Set zero padding for aligned numbering (e.g., 001, 002, 003)
  • •Enable "Skip empty lines" to only number lines with content
  • •Use "Right align" to place numbers at the end of each line
  • •Perfect for code documentation, list creation, or reference materials

How to Use Line Number Generator

1

Paste Text

Enter your text content

2

Choose Format

Select numbering style and separator

3

Generate

Add line numbers instantly

4

Copy Result

Use numbered text

Features

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Before/After Compare

View side-by-side comparison

🛡️

Privacy First

All processing happens in your browser

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Instant Download

Download processed images immediately

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Mobile Friendly

Works on all devices

Frequently Asked Questions

Q:Can I customize the line number format?

A:Yes, customize number padding, separators, starting number, increment, and alignment.

Q:Does it number empty lines?

A:You can choose to number all lines or skip empty lines depending on your preference.

Q:Can I start from a number other than 1?

A:Yes, set any starting number and custom increment (e.g., start at 10, increment by 5).

Q:Will it preserve my text formatting?

A:Yes, original text formatting and indentation are preserved while adding line numbers.

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1

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Why Choose Our Line Number Generator?

Our tool is completely free, requires no registration, and processes everything in your browser for maximum privacy and speed. No file size limits, no watermarks, just pure functionality.

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