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@ITensor

ITensor

A software library for developing and performing state of the art tensor network calculations.
README.md

Welcome to the ITensor organization

This is the ITensor organization. This organization revolves around the Julia and C++ versions of the ITensor library for performing tensor network calculations, along with related Julia and C++ libraries.

The main developers are Matt Fishman and Miles Stoudenmire, please reach out to either of us for questions, comments, issues, or suggestions (or raise issues on a particular repository).

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  1. ITensors.jl ITensors.jl Public

    A Julia library for efficient tensor computations and tensor network calculations. ITensors.jl is supported by the Simons Foundation's Flatiron Institute.

    Julia 608 126

  2. ITensorMPS.jl ITensorMPS.jl Public

    MPS and MPO methods based on ITensor (ITensors.jl). ITensorMPS.jl is supported by the Simons Foundation's Flatiron Institute.

    Julia 52 15

  3. ITensorGaussianMPS.jl ITensorGaussianMPS.jl Public

    Julia 3 1

  4. ITensorNetworks.jl ITensorNetworks.jl Public

    A package with general tools for working with higher-dimensional tensor networks based on ITensor.

    Julia 99 19

  5. ITensorWebsite ITensorWebsite Public

    New ITensor website (https://itensor.org)

    CSS 1 2

  6. ITensor ITensor Public

    A C++ library for efficient tensor network calculations

    C++ 382 166

Repositories

Showing 10 of 78 repositories
  • ITensorDocsNext Public

    Documentation for an in-progress rewrite of the ITensor ecosystem. ITensor is supported by the Simons Foundation's Flatiron Institute.

    ITensor/ITensorDocsNext’s past year of commit activity
    Julia 0 Apache-2.0 0 0 0 Updated Jul 28, 2025
  • ITensorDocs Public

    ITensor Julia ecosystem documentation. ITensor is supported by the Simons Foundation's Flatiron Institute.

    ITensor/ITensorDocs’s past year of commit activity
    Julia 0 Apache-2.0 1 0 0 Updated Jul 28, 2025
  • ITensors.jl Public

    A Julia library for efficient tensor computations and tensor network calculations. ITensors.jl is supported by the Simons Foundation's Flatiron Institute.

    ITensor/ITensors.jl’s past year of commit activity
    Julia 608 Apache-2.0 126 78 6 Updated Jul 27, 2025
  • ITensorWebsite Public

    New ITensor website (https://itensor.org)

    ITensor/ITensorWebsite’s past year of commit activity
    CSS 1 2 0 0 Updated Jul 26, 2025
  • ITensorRegistry Public

    Local Julia registry for in-progress and unreleased packages

    ITensor/ITensorRegistry’s past year of commit activity
    3 2 2 0 Updated Jul 24, 2025
  • GradedArraysNext.jl Public
    ITensor/GradedArraysNext.jl’s past year of commit activity
    Julia 0 Apache-2.0 0 0 0 Updated Jul 24, 2025
  • DiagonalArrays.jl Public
    ITensor/DiagonalArrays.jl’s past year of commit activity
    Julia 0 Apache-2.0 1 2 0 Updated Jul 24, 2025
  • SparseArraysBase.jl Public

    Multidimensional sparse array library. SparseArraysBase.jl is supported by the Simons Foundation's Flatiron Institute.

    ITensor/SparseArraysBase.jl’s past year of commit activity
    Julia 1 Apache-2.0 1 7 1 Updated Jul 25, 2025
  • NamedGraphs.jl Public

    Extension of `Graphs.jl` to graphs with named vertices.

    ITensor/NamedGraphs.jl’s past year of commit activity
    Julia 8 Apache-2.0 3 19 1 Updated Jul 24, 2025
  • SerializedArrays.jl Public
    ITensor/SerializedArrays.jl’s past year of commit activity
    Julia 0 Apache-2.0 0 0 0 Updated Jul 24, 2025
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