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#high-performance-computing (30 Repositories)

Ranked open-source repositories tagged with #high-performance-computing, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

71.3%

Avg Review Latency

26.6h

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30 repositories tagged #high-performance-computing

S TierPython 123

albumentations-team/albucore

A high-performance image processing library designed to optimize and extend the Albumentations library with specialized functions for advanced image transformations. Perfect for developers working in computer vision who require efficient and scalable image augmentation.

97.8%
Merge Rate
1h
First Review
100%
1st-Timers
4
Maintainers
A TierGo 444

nebius/soperator

Run Slurm in Kubernetes

79.2%
Merge Rate
15h
First Review
62%
1st-Timers
13
Maintainers
A TierC++ 409 1 GFIs

QMCPACK/qmcpack

Main repository for QMCPACK, an open-source production level many-body ab initio Quantum Monte Carlo code for computing the electronic structure of atoms, molecules, and solids with full performance portable GPU support

84.1%
Merge Rate
-
First Review
100%
1st-Timers
15
Maintainers
A TierC++ 329

ornladios/ADIOS2

Next generation of ADIOS developed in the Exascale Computing Program

72.2%
Merge Rate
-
First Review
80%
1st-Timers
12
Maintainers
A TierC++ 133

leil-io/leilfs

LeilFS is a free-and open source, distributed POSIX file system inspired by Google File System.

89.5%
Merge Rate
18h
First Review
75%
1st-Timers
9
Maintainers
A TierC++ 2.5k 6 GFIs

BOINC/boinc

Open-source software for volunteer computing and grid computing.

76.3%
Merge Rate
-
First Review
63%
1st-Timers
18
Maintainers
A TierRust 3.6k

NVlabs/cuda-oxide

cuda-oxide is a Rust-to-CUDA compiler that lets you write (SIMT) GPU kernels in safe(ish), idiomatic Rust. It compiles standard Rust code directly to PTX — no DSLs, no foreign language bindings, just Rust.

74.6%
Merge Rate
1d
First Review
72%
1st-Timers
19
Maintainers
A TierC++ 2.7k

kokkos/kokkos

Kokkos C++ Performance Portability Programming Ecosystem: The Programming Model - Parallel Execution and Memory Abstraction

70.6%
Merge Rate
1d
First Review
58%
1st-Timers
43
Maintainers
A TierPython 596 1 GFIs

spcl/dace

DaCe - Data Centric Parallel Programming

60.0%
Merge Rate
1d
First Review
64%
1st-Timers
10
Maintainers
A TierPython 137

stfc/PSyclone

PSyclone is a source-to-source Fortran compiler designed to programmatically optimise, parallelise and instrument HPC applications via user-provided transformation scripts.

56.8%
Merge Rate
1h
First Review
57%
1st-Timers
13
Maintainers
A TierC++ 1.4k

trilinos/Trilinos

Primary repository for the Trilinos Project

69.2%
Merge Rate
-
First Review
93%
1st-Timers
35
Maintainers
A TierRust 1.5k

hermit-os/kernel

A Rust-based, lightweight unikernel.

70.7%
Merge Rate
-
First Review
56%
1st-Timers
14
Maintainers
A TierC++ 818 2 GFIs

AMReX-Codes/amrex

AMReX: Software Framework for Block Structured AMR

74.2%
Merge Rate
5d
First Review
47%
1st-Timers
15
Maintainers
A TierC++ 313

geodynamics/aspect

ASPECT: The Advanced Solver for Planetary Evolution, Convection, and Tectonics. A parallel, extensible finite element code.

76.6%
Merge Rate
-
First Review
64%
1st-Timers
34
Maintainers
A TierC++ 171 2 GFIs

parthenon-hpc-lab/parthenon

Parthenon AMR infrastructure

65.6%
Merge Rate
-
First Review
67%
1st-Timers
7
Maintainers
A TierJUJulia 313

SciML/NonlinearSolve.jl

High-performance and differentiation-enabled nonlinear solvers (Newton methods), bracketed rootfinding (bisection, Falsi), with sparsity and Newton-Krylov support.

73.7%
Merge Rate
-
First Review
71%
1st-Timers
8
Maintainers
A TierC++ 2.3k 1 GFIs

mfem/mfem

Lightweight, general, scalable C++ library for finite element methods

32.4%
Merge Rate
7h
First Review
46%
1st-Timers
38
Maintainers
A TierRust 2.0k

hermit-os/hermit-rs

Hermit for Rust.

82.4%
Merge Rate
21h
First Review
50%
1st-Timers
2
Maintainers
A TierJUJulia 212

SciML/MethodOfLines.jl

Automatic Finite Difference PDE solving with Julia SciML

66.3%
Merge Rate
-
First Review
50%
1st-Timers
5
Maintainers
A TierJUJulia 118

CliMA/ClimaCore.jl

GPU-capable dynamical core for the CliMA Earth System Model: spectral-element and finite-difference discretization tools

57.1%
Merge Rate
-
First Review
83%
1st-Timers
10
Maintainers
A TierC++ 2.0k

AdaptiveCpp/AdaptiveCpp

Compiler for multiple programming models (SYCL, C++ standard parallelism, HIP/CUDA) for CPUs and GPUs from all vendors: The independent, community-driven compiler for C++-based heterogeneous programming models. Lets applications adapt themselves to all the hardware in the system - even at runtime!

71.3%
Merge Rate
14h
First Review
58%
1st-Timers
28
Maintainers
A TierC++ 339

DLR-AMR/t8code

Parallel algorithms and data structures for tree-based adaptive mesh refinement (AMR) with arbitrary element shapes.

57.1%
Merge Rate
-
First Review
70%
1st-Timers
13
Maintainers
A TierC++ 557

neuronsimulator/nrn

NEURON Simulator

69.4%
Merge Rate
-
First Review
43%
1st-Timers
9
Maintainers
A TierJUJulia 384

SciML/Surrogates.jl

Surrogate modeling and optimization for scientific machine learning (SciML)

74.2%
Merge Rate
4d
First Review
33%
1st-Timers
3
Maintainers
B TierC++ 978

precice/precice

A coupling library and ecosystem for partitioned multi-physics and multi-scale simulations, including surface and volume coupling.

37.5%
Merge Rate
16h
First Review
67%
1st-Timers
9
Maintainers
B TierC++ 112

geopm/geopm

Global Extensible Open Power Manager

100.0%
Merge Rate
5d
First Review
100%
1st-Timers
3
Maintainers
B TierJUJulia 127

SciML/PreallocationTools.jl

Tools for building non-allocating pre-cached functions in Julia, allowing for GC-free usage of automatic differentiation in complex codes

91.4%
Merge Rate
-
First Review
100%
1st-Timers
1
Maintainers
B TierFOFortran 279

CaNS-World/CaNS

A code for fast, massively-parallel direct numerical simulations (DNS) of canonical flows

100.0%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierR 342

r-lib/mirai

Minimalist Async Evaluation Framework for R

100.0%
Merge Rate
12d
First Review
100%
1st-Timers
0
Maintainers
B TierRust 3.7k 1 GFIs

NVIDIA/cuda-rust

NVIDIA's CUDA platform for Rust. Host runtime crates plus Tile (cutile-rs) and SIMT (cuda-oxide) kernel programming models in idiomatic Rust.

10.0%
Merge Rate
3h
First Review
0%
1st-Timers
8
Maintainers
Best High-performance-computing Open Source Repositories & C-Rank™ | GetMerged