Free · Read a patch safely

Patch Inspector

Inspect a unified or Git patch and count its files, hunks, added lines, and removed lines without changing anything.

  • Instant results
  • Private in your browser
  • No signup or limits

See what a patch will change

Read file names, hunks, added lines, and removed lines without applying anything.

Unified patch10 lines
Fromsettings.txt
Tosettings.txt
1hunk
+2added
−1removed
Files1
Hunks1
Lines added+2
Lines removed−1

Three simple steps

How to use it

  1. Paste or open a .diff or .patch file.
  2. Check each old and new filename and its change counts.
  3. Use the totals to understand the size of the patch before applying it.

Your data stays on this device

These tools run in your browser. Bookify does not upload, store, or inspect the values you enter. Close the tab and the working data is gone.