RPM Package Manager. For equivalent commands in other package managers, see https://wiki.archlinux.org/title/Pacman/Rosetta. More information: https://rpm.org/.
rpm --query httpd
rpm --query --all 'mariadb*'
rpm --upgrade path/to/package.rpm --force
rpm --query --file /etc/postfix/main.cf
rpm --query --list kernel
rpm --query --package --scripts package.rpm
rpm --verify --all 'php-*'
rpm --query --changelog package