Parallel research code NOISEtte for large-scale CFD and CAA simulations. Explicit high-order algorithms for unstructured 2D (triangular) and 3D (tetrahedral) meshes. DNS of compressible viscous flows and aeroacoustics (DNC, NLDE). High efficiency on thousands of CPUs of a supercomputer even for small meshes. Hybrid MPI+OpenMP parallelization. Language: computational part - Fortran 90, infrastructure - C++