DD4hep 1.9 Released

We are happy to announce a new stable feature release of DD4hep version 1.9 with a total of 118 commits added to the repository since version 1.8. The release tarball can be downloaded from the repository:


This release has seen developments in different areas, with the most imporatnt beeing the inclusion of versatile command line interface to DDG4 called ddsim, for details type ddsim --help to the command line.

For a more comprehensive list please read the Release Notes