Sparse Matrix Python Packages

sparse

Sparse multi-dimensional arrays for the PyData ecosystem

sparse-dot-topn

Python package to accelerate the sparse matrix multiplication and top-n similarity selection

pyamg

Algebraic Multigrid Solvers in Python

python-graphblas

Python library for GraphBLAS: high-performance sparse linear algebra for scalable graph analytics

brainevent

Event-driven Computation for Brain Dynamics.

csr

Compressed sparse matrices

fast-matrix-market

Fast and full-featured Matrix Market I/O library for C++, Python, and R

sparse-dot-mkl

Python wrapper for Intel Math Kernel Library (MKL) matrix multiplication

mlx-lattice

Sparse convolution library for MLX designed for point cloud operation.

rslab

Pure-Rust sparse direct solver (symmetric LDLᵀ + unsymmetric LU) and preconditioner. A PARDISO-style, type-agnostic, embeddable replacement with no native dependencies.

spector

Sparse vectors.

micromode

An FDFD electromagnetic mode solver for rasterized waveguide cross sections made to be a standard plugin for FDTD engines.

torch-sla

torch sparse linear algebra library

sansa

SANSA - sparse EASE for millions of items

grblas

Python library for GraphBLAS: high-performance sparse linear algebra for scalable graph analytics

torchsparsegradutils

A collection of utility functions to work with PyTorch sparse tensors

coolpuppy

A versatile tool to perform pile-up analysis on Hi-C data in .cool format.

matrepr

Format matrices and tensors to HTML, string, and LaTeX, with Jupyter integration.

algebrax

Algebraic Structures in pure Python

indigo

Fast linear operators for image reconstruction.

trnsparse

Sparse matrix operations for AWS Trainium via NKI (cuSPARSE-equivalent) — CSR/COO formats, SpMV and SpMM via gather-matmul-scatter, Schwarz integral screening for quantum chemistry.

mlx-lattice-cuda13

Sparse convolution library for MLX designed for point cloud operation.

annnet

AnnNet (Annotated Network) is a unified, high-expressivity graph platform designed to bring the convenience of AnnData-style annotated containers to networks, multilayer structures, and hypergraphs.

dhl-mm

Sparse Lie algebra engine for G₂, F₄, E₆, E₇, E₈ — 913× compression, lattice gauge theory, equivariant GNN layers. pip install dhl-mm