Zipcmt is the super-fast batch, zip file comment viewer, and extractor.

* Using a modern PC with the zip files stored on a solid-state drive, zipcmt handles many thousands of archives per second.
* Comments convert to Unicode text for easy viewing, editing, or web hosting.
* Rarely see duplicate comments to avoid those annoying lists of identical site adverts.
*Transfer the source zip file's last modification date over to any saved comments.
* Tailored to both Windows and POSIX terminal platforms.

Also for Linux, BSD, macOS.