pkgdiff
Compare the file contents of two Slackware packages. tldr-pages
On Linux
Linux
Compare two packages and display differences
pkgdiff path/to/package1.txz path/to/package2.txzIdentifyCompare two packages with colorized output
pkgdiff -c path/to/package1.txz path/to/package2.txzIdentifyCompare two packages and output a simple unified diff
pkgdiff -a path/to/package1.txz path/to/package2.txzIdentify