Alternatives and similar repositories for FCFC

Users that are interested in FCFC are comparing it to the libraries listed below

• cheng-zhao / powspec

  View on GitHub
  C code for auto and cross power spectra evaluation.
  ☆13Jul 9, 2024Updated last year
• cosmodesi / cosmoprimo

  View on GitHub
  package for primordial cosmology
  ☆21Updated this week
• DhayaaAnbajagane / BaryonForge

  View on GitHub
  Code for moving DM in Nbody sims and painting baryons to Nbody
  ☆18Jan 6, 2026Updated last month
• cosmodesi / pypower

  View on GitHub
  power spectrum and window function estimation
  ☆28Jan 17, 2025Updated last year
• damonge / CoLoRe

  View on GitHub
  CoLoRe - Cosmological Lofty Realizations
  ☆20May 21, 2025Updated 8 months ago
• NoahSailer / FishLSS

  View on GitHub
  Fisher forecasting code for Large Scale Structure surveys using Lagrangian Perturbation Theory.
  ☆19Oct 22, 2025Updated 3 months ago
• oliverphilcox / RascalC

  View on GitHub
  RascalC: A Fast Code for Galaxy Covariance Matrix Estimation
  ☆10Updated this week
• MikeSWang / Triumvirate

  View on GitHub
  A Python/C++ package for three-point clustering measurements in LSS analyses
  ☆22Updated this week
• henoriega / FOLPS-nu

  View on GitHub
  FOLPSν is a code for efficiently evaluating the redshift space power spectrum in the presence of massive neutrinos
  ☆11Jun 22, 2025Updated 7 months ago
• czymh / csstemu

  View on GitHub
  A user-friendly python package for CSST cosmological emulator to predict various statistics.
  ☆22Dec 16, 2025Updated last month
• phil-mansfield / gotetra

  View on GitHub
  A Go-based tracking of cosmic velocity fields through the use of tetrahedra
  ☆14Jun 23, 2023Updated 2 years ago
• ICRAR / shark

  View on GitHub
  ☆31Feb 5, 2026Updated last week
• eelregit / mcfit

  View on GitHub
  multiplicatively convolutional fast integral transforms, implementing FFTLog
  ☆34Feb 16, 2025Updated 11 months ago
• marius311 / Cosmology.jl

  View on GitHub
  Compute cosmological quantities in Julia
  ☆13Dec 14, 2020Updated 5 years ago
• abacusorg / AbacusSummit

  View on GitHub
  This is the public repository for the AbacusSummit suite, intended for specifications of the simulations and instructions for reading the…
  ☆22Jan 29, 2026Updated 2 weeks ago
• esheldon / pymangle

  View on GitHub
  Simple code to read mangle masks, calculate ids and weights, and generate random points
  ☆15May 13, 2025Updated 9 months ago
• cosmodesi / pycorr

  View on GitHub
  2-pt correlation function estimation
  ☆34Jan 13, 2026Updated last month
• oliverphilcox / encore

  View on GitHub
  encore: Efficient isotropic 2-, 3- and 4-point correlation functions in C++ and CUDA
  ☆21Sep 4, 2025Updated 5 months ago
• alexander-mead / pyhalomodel

  View on GitHub
  A pure Python halo-model implementation for power spectra of any large-scale structure tracer combination.
  ☆18Apr 26, 2024Updated last year
• manodeep / Corrfunc

  View on GitHub
  ⚡️⚡️⚡️Blazing fast correlation functions on the CPU.
  ☆193Dec 2, 2025Updated 2 months ago
• damonge / CUTE

  View on GitHub
  Correlation Utilities and Two-point Estimation
  ☆39Oct 31, 2022Updated 3 years ago
• desihub / LSS

  View on GitHub
  Codes used to create LSS catalogue and randoms
  ☆18Updated this week
• SihaoCheng / scattering_transform

  View on GitHub
  A webpage for the scattering transform. To calculate, you just need the folder called "scattering".
  ☆61Sep 25, 2024Updated last year
• cullanhowlett / l-picola

  View on GitHub
  A public repository for the code L-PICOLA
  ☆18Mar 26, 2024Updated last year
• jrdmb / cosmotalks-datasette

  View on GitHub
  Database app of links to 7,182 online talk videos by cosmology researchers presenting their work to others in the field. Data is from 206…
  ☆20May 5, 2024Updated last year
• darrencroton / sage

  View on GitHub
  Home of the Semi-Analytic Galaxy Evolution (SAGE) galaxy formation model
  ☆22Nov 4, 2025Updated 3 months ago
• jchelly / read_eagle

  View on GitHub
  Read routines for Eagle HDF5 snapshots
  ☆14Apr 8, 2020Updated 5 years ago
• Cosmotheka / Cosmotheka

  View on GitHub
  Pipeline to compute Nx2pt angular power spectra and their covariances.
  ☆13Updated this week
• seshnadathur / Revolver

  View on GitHub
  Real-space void locations from survey reconstruction
  ☆11Oct 29, 2025Updated 3 months ago
• PabloVD / CosmoGraphNet

  View on GitHub
  Graph Neural Networks to predict the cosmological parameters or the galaxy power spectrum from galaxy catalogs.
  ☆19Jan 23, 2023Updated 3 years ago
• yymao / fast3tree

  View on GitHub
  A Python wrapper for the lightning fast fast3tree library, a BSP tree implementation written by Peter Behroozi.
  ☆13Jan 12, 2026Updated last month
• EiffL / JaxKDTree

  View on GitHub
  A Jax wrapper for cudaKDTree
  ☆11Sep 26, 2025Updated 4 months ago
• VMBoehm / MADLens

  View on GitHub
  a differentiable lensing simulator
  ☆10Jan 18, 2022Updated 4 years ago
• xzackli / Bolt.jl

  View on GitHub
  differentiable boltzmann code
  ☆44Feb 6, 2025Updated last year
• johannesulf / TabCorr

  View on GitHub
  Tabulated Correlation Functions
  ☆15Jan 1, 2026Updated last month
• adrn / cmastro

  View on GitHub
  Colormaps for astronomers
  ☆27Sep 3, 2025Updated 5 months ago
• sfschen / velocileptors

  View on GitHub
  A code for velocity-based Lagrangian and Eulerian PT expansions of redshift-space distortions.
  ☆24Jul 11, 2025Updated 7 months ago
• oliverphilcox / full_shape_likelihoods

  View on GitHub
  Full-Shape Power Spectrum and Bispectrum Likelihoods
  ☆13Apr 22, 2024Updated last year
• callendeprieto / synple

  View on GitHub
  An Easy-to-Use Wrapper for the Spectral Synthesis Code Synspec
  ☆17Updated this week