Air-shower and Cosmic-Ray Simulation: Software, Main use
CORSIKA: Extensive air-shower simulation
CORSIKA 8: Modern rewrite of CORSIKA
AIRES: Cosmic-ray air-shower simulation
ZHAireS: Radio emission from air showers
CoREAS: Radio emission simulation with CORSIKA
CONEX: Fast hybrid air-shower simulation
MCEq: Atmospheric lepton flux calculations