Top-level packages to install

The LSST Science Pipelines are part of LSST’s EUPS package stack. This means that the Science Pipelines software is actually a collection of packages that you install and set up together. By specifying different top-level packages to the eups distrib install and setup commands, you can control the size of the software installation or add new capabilities.

This page describes the common top-level packages that make up the LSST Science Pipelines and related EUPS stacks.


This package provides all of the core Science Pipelines functionality, together with additional measurement algorithms, support for a wider variety of instrumentation, and process execution middleware designed for running pipelines on a cluster.

Example installation (more info):

eups distrib install lsst_distrib -t <tag>
setup lsst_distrib


This package provides the only core frameworks and algorithmic code. It may be convenient when space is at a premium.

Example installation (more info):

eups distrib install lsst_apps -t <tag>
setup lsst_apps