GRASS - free and open-source geospatial processing engine

Official development repository for SUNDIALS - a SUite of Nonlinear and DIfferential/ALgebraic equation Solvers. Pull requests are welcome for bug fixes and minor changes.

C and Python examples from my book on using PETSc and Firedrake to solve PDEs

QUICK: A GPU-enabled ab intio quantum chemistry software package

Sandia OpenSHMEM is an implementation of the OpenSHMEM specification over multiple Networking APIs, including Portals 4, the Open Fabric Interface (OFI), and UCX. Please click on the Wiki tab for help with building and using SOS.

SPH simulation in OpenGL compute shader.

A lattice Boltzmann code for complex fluids

Cell centred code for explicit solid dynamics in OpenFOAM

Parallel Matrix Multiplication Using OpenMP, Phtreads, and MPI

A parallel runtime library for Fortran compilers

Mesh-based Monte Carlo (MMC)

Pragmatic, Productive, and Portable Affinity for HPC

User space POSIX-like file system in main memory

Slides, exercises and resources for the 2023-2024 course "High Performance Computing" under the "Scientific and Data-Intensive Computing" Naster Program at University of Trieste

miniRT is the final C project of the 42 Common Core: our very first ray-tracer. Our miniRT focused on optimising CPU-rendered graphics, to achieve a real-time renderer with movement controls and extra options

An attempt at the most comprehensive and efficient push_swap tester I've seen.

A scientific library for C/C++ developers

sample code/text used in NTU HPC Internal Training during AY2018-2019

Heavy Peer To Peer: a MPI based benchmark for network diagnostic