Launchpad is a web application and website that allows users to develop and maintain software, particularly open-source software. Developed by Canonical Ltd.
License: Open Source
The Open Build Service (OpenSUSE Build Service) is an open and complete distribution development platform designed to encourage developers to compile packages for multiple Linux distributions including SUSE Linux Enterprise Server, openSUSE, Red Hat Enterprise Linux, Mandriva, Ubuntu, Fedora, Debian, and Arch Linux. Developed by openSUSE
License: Open Source
Open Build Service is geared towards building and managing software packages across multiple distributions, while Launchpad is more focused on project management and collaboration, particularly within the Ubuntu ecosystem.