Select here to dowload the current 5.3.2 revision, released January 29 2019. Version 5.3, released October 26 2018, is a "feature" version, and has not undergone full validation. As with any version, in case you detect bugs, we appreciate your feedback on the forum and bug-tracker, which will help us to provide you with patch releases for this stable series, as well as improvements for future development versions. Reminder: current Code_Saturne development cycles are based on a release approximately every 6 months, including a fully validated, "long-term support" version every 2 years. For more details, the reader may refer either to the release notes of the version or to the svn ChangeLog and/or to the NEWS.md file. For those interested in a Windows build, please read this.
Salome_CFD binary builds containing Code_Saturne 5.3 are also be available on the following page: http://www.salome-platform.org/contributions/copy_of_combs and on the SALOME_CFD section of this site.