first released 6 December 2019
The Geant4 source code is freely available. See the licence conditions.
Please read the Release Notes before downloading or using this release.
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.
- Low Energy Nuclear Data (LEND) files can be downloaded from: ftp://gdo-nuclear.ucllnl.org/
These are compiled with Geant4 default settings and optimization turned on. Please choose according to your system/compiler: