NEXTFOAM OpenFOAM on ARM is an Ubuntu Linux distribution configured to run OpenFOAM v2406 on ARM processor. This image is pre-configured for HPC clusters on Microsoft Azure ARM virtual machine. OpenFOAM v2406 is built to support Azure ARM virtual machines. HPC clusters with OpenMPI, NFS, and blobfuse are automatically configured at launch time. Users can connect to the virtual machine and cluster with a GUI using the RDP protocol. Paraview is pre-installed for post-processing. For automatic HPC configuration, NextFOAM HPC tools with HPC launcher and administration tool are provided - Headnode is configured as NFS server for the shared storage service - Azure blob is automatically mounted to the HPC cluster nodes for storing permanant data. Following packages are pre-installed on Ubuntu 22.04 image. - OpenMPI 4.0.5 - OpenFOAM v2406 (https://www.openfoam.com/news/main-news/openfoam-v2406) - Paraview - xrdp for GUI remote desktop