CodeNeat

Diff Checker for Code Review

Your data never leaves your browser

Compare code outside git. Review changes before committing.

Example

Left: function sum(a,b){return a+b}\nRight: const sum = (a,b) => a + b;
Try Diff Checker Now

Tips

  1. 1Compare before/after refactoring.
  2. 2Review AI code vs yours.
  3. 3Compare formatter outputs.

Frequently Asked Questions

Syntax highlighting?

Diff colors (green/red/yellow).

Any language?

Yes.

Like git diff?

Line-level. git diff --word-diff for more.