CERN Accelerating science

Geant4 11.1
first released 9 December 2022

The Geant4 source code is freely available. See the licence conditions.

Please read the Release Notes before downloading or using this release.

Source files

Please choose the archive best suited to your system and archiving tool:

Data files (*)

For specific, optional physics processes some of the following files are required. The file format is compatible with Unix, GNU, and Windows utilities.

Pre-compiled Libraries

These are compiled with Geant4 default settings and optimization turned on. Please choose according to your system/compiler:

These libraries are built using the embedded CLHEP classes, based on CLHEP version Please refer to the Release Notes for details.