1.OpenMathLib / OpenBLAS
OpenBLAS is an optimized BLAS library based on GotoBLAS2 1.13 BSD version.
- blas
- lapack
- lapacke
+138 stars
from 7,525 · score 4.93
Trending repositories
Ranked by Attention Score: stars gained over the last 90 complete days
29 repositories by Attention Score · Aug 7, 2026 – Nov 4, 2026 (UTC)
+55 stars
from 2,227 · score 4.03
3.ashvardanian / NumKong
SIMD-accelerated distances, dot products, matrix ops, geospatial & geometric kernels for 16 numeric types — from 6-bit floats to 64-bit complex — across x86, Arm, RISC-V, and WASM, with bindings for Python, Rust, C, C++, Swift, JS, and Go 📐
+46 stars
from 1,859 · score 3.85
4.mborgerding / kissfft
a Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid
+40 stars
from 1,966 · score 3.71
5.stevengj / nlopt
library for nonlinear optimization, wrapping many algorithms for global and local, constrained or unconstrained, optimization
+38 stars
from 2,250 · score 3.66
6.FFTW / fftw3
DO NOT CHECK OUT THESE FILES FROM GITHUB UNLESS YOU KNOW WHAT YOU ARE DOING. (See below.)
+34 stars
from 3,078 · score 3.56
7.flame / blis
BLAS-like Library Instantiation Software Framework
- blis
- blas
- blas-libraries
- linear-algebra
- linear-algebra-library
- matrix-multiplication
- +8 more
+34 stars
from 2,664 · score 3.56
8.hypre-space / hypre
Parallel solvers for sparse linear systems featuring multigrid methods.
- math-physics
- library
- hpc
- radiuss
+28 stars
from 847 · score 3.37
9.ericstoneking / 42
Simulation for spacecraft attitude control system analysis and design
+21 stars
from 446 · score 3.09
10.libtom / libtommath
LibTomMath is a free open source portable number theoretic multiple-precision integer library written entirely in C.
- mpi
- libtommath
- c
- math
- multi-precision
+18 stars
from 795 · score 2.94
11.samtools / htslib
C library for high-throughput sequencing data formats
- htslib
- bioinformatics
- sam
- bam
- cram
- vcf
- +2 more
+17 stars
from 939 · score 2.89
12.jarun / bcal
:1234: Bits, bytes and general-purpose calculator
- storage
- storage-unit-converter
- command-line
- standalone
- terminal
- calculator
- +6 more
+15 stars
from 693 · score 2.77
+13 stars
from 725 · score 2.64
14.datenwolf / linmath.h
a lean linear math library, aimed at graphics programming. Supports vec3, vec4, mat4x4 and quaternions
+12 stars
from 1,055 · score 2.56
15.PetteriAimonen / libfixmath
Cross Platform Fixed Point Maths Library
+12 stars
from 877 · score 2.56
16.libMesh / libmesh
libMesh github repository
- fem
- finite-element-methods
- simulation
- parallel
- amr
- finite-element-analysis
- +2 more
+11 stars
from 751 · score 2.48
17.CEED / libCEED
CEED Library: Code for Efficient Extensible Discretizations
- ceed
- high-order
- exascale-computing
- api
- ecp
- high-performance-computing
- +5 more
+11 stars
from 262 · score 2.48
18.msteinbeck / tinyspline
ANSI C library for NURBS, B-Splines, and Bézier curves with interfaces for C++, C#, D, Go, Java, Javascript, Lua, Octave, PHP, Python, R, and Ruby.
- nurbs
- b-splines
- bezier-curves
- splines
+10 stars
from 1,347 · score 2.40
19.MmgTools / mmg
open source software for bidimensional and tridimensional remeshing
- mesh
- mesh-adaptation
- anisotropic-mesh-adaptation
- isotropic-mesh-adaptation
- mesh-quality-improvement
- surface-improvement
- +11 more
+10 stars
from 481 · score 2.40
20.brandon-rhodes / pyephem
Scientific-grade astronomy routines for Python
+9 stars
from 891 · score 2.30
+9 stars
from 509 · score 2.30
22.ebassi / graphene
A thin layer of graphic data types
- graphics-library
- vector
- transformations
- matrix
- 3d-transformations
- c
- +4 more
+9 stars
from 432 · score 2.30
23.qhull / qhull
Qhull development for www.qhull.org -- Qhull 2020.2 (8.1-alpha1) at https://github.com/qhull/qhull/wiki
- qhull
- computational-geometry
- convex-hull
- delaunay-triangulation
- voronoi-diagram
- halfspace-intersection
- +3 more
+5 stars
from 823 · score 1.79
24.v923z / micropython-ulab
a numpy-like fast vector module for micropython, circuitpython, and their derivatives
- micropython-ulab
- numpy
- micropython
- module
- circuitpython
- openmv
- +5 more
+5 stars
from 498 · score 1.79
25.rafat / wavelib
C Implementation of 1D and 2D Wavelet Transforms (DWT,SWT and MODWT) along with 1D Wavelet packet Transform and 1D Continuous Wavelet Transform.
- wavelets
- dwt
- continuous-wavelet-transform
- wavelet-packet-trees
- c
- cpp
+5 stars
from 444 · score 1.79
26.xiaoyeli / superlu
Supernodal sparse direct solver. https://portal.nersc.gov/project/sparse/superlu/
+4 stars
from 333 · score 1.61
+1 stars
from 187 · score 0.69
28.vesvault / libVES.c
End-to-end encryption for data at rest: a C library and CLI with recoverable keys, post-quantum (ML-KEM) key exchange, and user-to-user sharing
- encryption
- stream-encryption
- aes-256-gcm
- ecdh
- c
- cli
- +14 more
+1 stars
from 42 · score 0.69
29.arturania / cspice
NASA/JPL SPICE Toolkit for C – patched for cross-platform compatibility
- astronomy
- astronomical-algorithms
- celestial-mechanics
- nasa
- ephemeris-calculations
- cross-platform
- +9 more
+1 stars
from 34 · score 0.69