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Line Sorting Tools

This page features powerful line sorting tools to help you organize and analyze text or code efficiently. Reverse line order, shuffle lines, sort list items alphabetically or numerically, insert text every X characters, highlight duplicate lines with count, keep only duplicate lines, or find near duplicate lines with similarity scoring. Ideal for developers, writers, data managers, and anyone needing precise control over text structure - these tools make text reordering, duplicate detection, and text analysis fast and effortless without installing any software.


Count lines

Count lines of code or text
Find Similar Lines

Find near duplicate lines with similarity scores and inline differences
Highlight duplicate lines

Highlight repeated lines and show duplicate counts
Insert text every X chars

Insert separators or custom text after every N characters
Keep only duplicate lines

Extract repeated lines only, with optional duplicate counts
Line numbers - add

Add line numbers to text
Line numbers - remove

Remove the line numers in text
Multiline to Single

Join multiple lines of text into one single line
Reverse lines

Reverse your text lines
Shuffle lines

Shuffle lines of code or text
Single line to Multiline

Split one line of text into multiple lines
Sort list

Sort list items.
Trim lines

Remove leading, trailing, and duplicate spaces from text lines