LinuxConf [ZA] is a one-day conference aimed at the Linux and Open Source community within South Africa. It provides anyone working on or with Linux and Open Source tools & applications, or with a passion for Open Source development, to discover new trends, network with like-minded individuals, irrespective of whether the attendees are developers, system or database administrators, or anyone else working with Linux and Open Source applications. Topics covered at the conference will range from Linux Kernel and OS, Linux Distributions, Containers, Virtualisation, System Administration, Open Source Applications, Networking and Development Environments. LinuxConf [ZA] 2019 takes place in Johannesburg on 7 October 2019, the day before PostgresConf South Africa 2018 and before PyConZA, the Python programming conference, with all three conferences hosted at the same venue.