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Compare two text or code files side-by-side with split/unified views, per-hunk merge picks, and Git conflict marker resolution. jsdiff, 100% client-side.

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Compare two text or code files side-by-side, export unified diffs, pick merge resolutions per hunk, or resolve Git conflict markers — nothing leaves your browser.

Original (left)

Modified (right)

Added 0Removed 0Modified 5Unchanged 2Hunks 2

#Original#Modified

1function greet(name) {1function greet(name, formal = false) {

2 const prefix = "Hello";2 const prefix = formal ? "Good day" : "Hello";

3 return prefix + ", " + name + "!";3 return `${prefix}, ${name}!`;

4}4}

5 5

6const users = ["Alice", "Bob"];6const users = ["Alice", "Bob", "Carol"];

7users.forEach(greet);7users.forEach((u) => greet(u));