HepMC3, centos7, LCG_104d_ATLAS_7, Powheg-06-04 contains MRs: https://gitlab.cern.ch/atlas/athena/-/merge_requests/69094 Move some generic functions from MCTruthClassifier into the TruthUtils https://gitlab.cern.ch/atlas/athena/-/merge_requests/69109 EvgenJobTransform: add printout if HepMC version to the log https://gitlab.cern.ch/atlas/athena/-/merge_requests/69118 Move find_matching form MCTruthClassifier to the TruthUtils https://gitlab.cern.ch/atlas/athena/-/merge_requests/69127 Drop isStableOrSimDecayedv2 https://gitlab.cern.ch/atlas/athena/-/merge_requests/69162 GeneratorFilters: fixed clang warning https://gitlab.cern.ch/atlas/athena/-/merge_requests/69097 update to LCG_104d_ATLAS_5 https://gitlab.cern.ch/atlas/athena/-/merge_requests/69120 Move findAllJetMothers to TruthUtils https://gitlab.cern.ch/atlas/athena/-/merge_requests/69122 GeneratorFilters: protect xAOD filters aginst barcode zero and duplicated particles https://gitlab.cern.ch/atlas/athena/-/merge_requests/69202 Updating Powheg Documentation https://gitlab.cern.ch/atlas/athena/-/merge_requests/69188 Small updates to Pythia8 Readme (Release versions) https://gitlab.cern.ch/atlas/athena/-/merge_requests/69200 add a change forgotten in MR 69122 https://gitlab.cern.ch/atlas/athena/-/merge_requests/69055 HepMcParticleLink Drop support for separate McEventCollections for pile-up truth https://gitlab.cern.ch/atlas/athena/-/merge_requests/69260 MadGraphControl protecting parameter popping https://gitlab.cern.ch/atlas/athena/-/merge_requests/69263 Move more functions from MCTruthClassifier to TruthUtils https://gitlab.cern.ch/atlas/athena/-/merge_requests/69106 AthenaConfiguration: remove global ConfigFlags instance https://gitlab.cern.ch/atlas/athena/-/merge_requests/69338 Add unit test for HepMcParticleLink less-than operator https://gitlab.cern.ch/atlas/athena/-/merge_requests/69330 Update Powheg version to 06-04 https://gitlab.cern.ch/atlas/athena/-/merge_requests/69375 Improving coverage of HepMcParticleLink TP Converter unit tests https://gitlab.cern.ch/atlas/athena/-/merge_requests/69387 GeneratorFilters: fix logic of the (xAOD)XtoVVDecayFilterExtended.cxx https://gitlab.cern.ch/atlas/athena/-/merge_requests/69400 Fix HepMcParticleLink_test compilation with HepMC2 (ATLASSIM-7101) https://gitlab.cern.ch/atlas/athena/-/merge_requests/69435 Herwig7_i: Add option to turn off shower scale variation https://gitlab.cern.ch/atlas/athena/-/merge_requests/69456 Updating Pythia8_i README (custom library instructions) https://gitlab.cern.ch/atlas/athena/-/merge_requests/69457 Fixing upper issue in MadGraphControl https://gitlab.cern.ch/atlas/athena/-/merge_requests/69271 Refactor the GeneratorFilters https://gitlab.cern.ch/atlas/athena/-/merge_requests/69240 Adding new generator interface SFGen_i