General Relativity Python Packages

nrpypn

NRPyPN: Validated Post-Newtonian Expressions for Numerical Relativity

qnm

Python package for computing Kerr quasinormal mode frequencies, separation constants, and spherical-spheroidal mixing coefficients

einsteinpy

Repository for the EinsteinPy core package :rocket:

coordinate-system

Coordinate transformations play a pivotal role in computer graphics, robotics, and the broader domains of mathematics and physics. This project introduces a novel computable coordinate system object that bridges the gap between theoretical frameworks and numerical computations.

phg-vis

Coordinate transformations play a pivotal role in computer graphics, robotics, and the broader domains of mathematics and physics. This project introduces a novel computable coordinate system object that bridges the gap between theoretical frameworks and numerical computations.

physicskit

Watch the laws of physics play out: a Python toolkit for learning and teaching computational physics across 14 domains, from quantum mechanics to black holes, built on numpy/scipy

warpax

Observer-robust energy condition verification for warp drive spacetimes.

gravityp

Python package to study the optical appearance of spherically symmetric compact objects in General Relativity.

collapse

General Relativity Utilities in Python

gtrpy

GTRPy is a GUI based application that allows users to perform Tensor and 6 different type of field operations in both 3D and 4D

pytearcat

A python package for general relativity and tensor calculus

pystein

General Relativity Utilities in Python

ptafast

Python package for generating the overlap reduction function---stochastic gravitational wave background spatial correlation---and simulating a Gaussian SGWB signal in pulsar timing arrays

helix-hamiltonian

A first-principles Hamiltonian framework realizing the 'Knot-in-Time' ontology. Unifies topological physics, general relativity, and sovereign AI governance.

geodpy

Library that calculates geodesics (orbits) using any metric compatible with General Relativity.

autograv

Numerical relativity through automatic differentiation

mileva

Python toolkit for symbolic computations in General Relativity.

einsteinpy-geodesics

Python wrapper for a Julia solver for geodesics in the Kerr family of spacetimes. Maintainer : @JeS24

xact-py

Native Julia port of the xAct (xact.es) tensor algebra suite for general relativity — canonicalization, contraction, covariant derivatives, perturbation theory, and Riemann invariants

riccipy

A tensor algebra calculator for General Relativity