Below is the command I use to list or sort all the packages installed in my linux system. rpm -qa –queryformat “%{GROUP} %{NAME}-%{VERSION}\n” | sort  Sample Output: Applications/Archiving cpio-2.10 Applications/Archiving pax-3.4 Applications/Archiving tar-1.23 Applications/Archiving unzip-6.0 Applications/Archiving zip-3.0 Applications/Databases db4-utils-4.7.25 Applications/Databases mysql-5.1.71 Applications/Databases mysql-libs-5.1.71 Applications/Databases mysql-server-5.1.71 Applications/Databases ntteam-MySQL-shared-5.5.28 Applications/Databases postgresql-8.4.13 Applications/Databases postgresql-libs-8.4.13 Applications/Databases postgresql-odbc-08.04.0200 Applications/Databases PyGreSQL-3.8.1…