9kit.org

Text Diff / Code Diff

A free online text diff and code diff tool that helps you compare two texts and instantly highlight the differences. Green shows additions, red shows deletions, and yellow indicates modifications. Perfect for comparing code versions, reviewing document changes, or merging text. All processing happens locally in your browser.

Features

Columns

Side-by-Side View

Compare original and modified text in two columns.

FileDiff

Color-Coded Diff

Green for additions, red for deletions, yellow for modifications.

GitCompare

Unified Format

Switch to unified diff format for easy sharing and patching.

Frequently Asked Questions

Tags

diff
compare
text
code
difference
merger