A new public release of Geant4, v11.3.0, is now available.
For details of this release and changes, please see the release notes at: Geant4 11.3 Release Notes
The source code and binaries for supported platforms are available from the Geant4 web site download area: Download Geant4-11.3.0 - Geant4
Updated documentation will be soon available from the Geant4 documentation pages: Geant4 Documentation - Geant4