Download v13 | macOS

OpenFOAM on macOS

OpenFOAM 13 is a major new release of OpenFOAM. It is packaged for Ubuntu 22.04, 24.04 and 25.04. OpenFOAM runs within macOS using Canonical Multipass hosting Ubuntu Linux. (Similarly, OpenFOAM runs within Windows using its Windows Subsystem for Linux (WSL) hosting Ubuntu Linux.) Multipass will automatically select Ubuntu packages for arm64 architecture with Apple Silicon to give best performance.

Therefore to install OpenFOAM on macOS, follow OpenFOAM for macOS

If you encounter an issue with this installation, please report it to the OpenFOAM Issue Tracking system.