Astrophysics is the scientific discipline that deals with the physics of objects, phenomena, and processes in outer space, including (but not limited to) stars, galaxies, compact objects, and the formation of the Universe.
Castro (Compressible Astrophysics): An adaptive mesh, astrophysical compressible (radiation-, magneto-) hydrodynamics simulation code for massively parallel CPU and GPU architectures.
C++ library for ODE integration via Taylor's method and LLVM
C++ SPH/N-body library and standalone GUI application, mainly designed for astrophysical simulations
The most comprehensive collection of accurate astronomical algorithms in (C++, Objective-C and) Swift.
AthenaPK: a performance portable version of Athena++ built on Parthenon and Kokkos
Astrophysics MHD simulation code optimized for large cluster of GPU
Modern C++/python CPU/GPU plasma toolbox
Astrophysics program simulating the evolution of star systems based on the fast multipole method on adaptive Octrees
Two-moment AMR radiation hydrodynamics (with self-gravity, particles, and chemistry) on CPUs/GPUs for astrophysics
New generation astrophysical plasma simulation code with CPU/GPU portability
Imfit: an open-source astronomical image-fitting program.
3D Monte Carlo radiative transfer code
Astrodynamics framework
🌎 sgp4 orbit propagation library for modern c++11
HBT+ subhalo finder and merger tree builder, the tool to get you out of mess and back to physics.
Tool to generate fake galaxy catalogs with realistic positions, morphologies and fluxes from the far-ultraviolet to the far-infrared.
Semi-random funky stuff, mainly for my PhD experiments and articles. Contains calculations and algorithm implementations for various applied mathematics and astrophysics articles I worked on.
X-ray Astrophysics local model for Relativistic Reflection
3D Monte Carlo radiative transfer code for supernovae/kilonovae
Easy, robust, and fast numerics in C++.