PBO·LOCAL
Browser-only checksum tool No file upload
PBO INTEGRITY / LOCAL WORKFLOW
Check the archive.
Keep the file.
Verify the SHA-1 checksum stored at the end of a PBO. If it differs, update just those 20 checksum bytes on your computer.
01 SELECT A LOCAL PBO
The file is read in chunks in your browser. Its contents are never sent to this site.
Ready. Use desktop Chrome or Edge over HTTPS.
02 REVIEW THE RESULT
- File
- Size
- Entries
- Stored SHA-1
- Calculated SHA-1
03 REPAIR IF NEEDED
The browser asks for write permission. It may need free space for a temporary local copy while saving.