A package for the library of transitive groups. Groups of degree 15-30 are due to Alexander Hulpke Degree 32 is due to John Cannon and Derek Holt Degree 34-48 is due to Derek Holt and Gordon Royle. Groups of degree 32 need to be downloaded separately (~300MB) from https://www.math.colostate.edu/~hulpke/transgrp/trans32.tgz Unpack this (tar, gz) archive in the pkg directory. Groups of degree 48 need to be downloaded separately (~30GB) from https://zenodo.org/record/5935751 See the manual.