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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 687 148

  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 87 28

  3. ITensorGaussianMPS.jl ITensorGaussianMPS.jl Public

    Julia 6 4

  4. ITensorNetworks.jl ITensorNetworks.jl Public

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

    Julia 130 24

  5. ITensorWebsite ITensorWebsite Public

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

    CSS 2 1

  6. ITensor ITensor Public

    A C++ library for efficient tensor network calculations

    C++ 406 171

Repositories

Showing 10 of 94 repositories
  • RemoteArrays.jl Public
    ITensor/RemoteArrays.jl's past year of commit activity
    Julia 0 Apache-2.0 0 0 0 Updated Nov 8, 2026
  • ITensorDocsNext.jl Public

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

    ITensor/ITensorDocsNext.jl's past year of commit activity
    Julia 0 Apache-2.0 0 0 0 Updated Nov 8, 2026
  • ITensorDocs.jl Public

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

    ITensor/ITensorDocs.jl's past year of commit activity
    Julia 0 Apache-2.0 0 0 0 Updated Nov 8, 2026
  • TensorAlgebra.jl Public
    ITensor/TensorAlgebra.jl's past year of commit activity
    Julia 3 Apache-2.0 2 7 5 Updated Nov 6, 2026
  • GradedArrays.jl Public

    A Julia package for arrays with graded spaces

    ITensor/GradedArrays.jl's past year of commit activity
    Julia 1 Apache-2.0 1 0 6 Updated Nov 6, 2026
  • ITensorBase.jl Public

    A next-generation rewrite of ITensors.jl

    ITensor/ITensorBase.jl's past year of commit activity
    Julia 0 Apache-2.0 0 2 7 Updated Nov 5, 2026
  • ITensorMakie.jl Public
    ITensor/ITensorMakie.jl's past year of commit activity
    Julia 0 Apache-2.0 0 1 0 Updated Nov 5, 2026
  • ITensorGLMakie.jl Public
    ITensor/ITensorGLMakie.jl's past year of commit activity
    Julia 0 Apache-2.0 0 1 0 Updated Nov 5, 2026
  • NamedGraphs.jl Public

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

    ITensor/NamedGraphs.jl's past year of commit activity
    Julia 10 Apache-2.0 5 24 0 Updated Nov 5, 2026
  • SerializedArrays.jl Public
    ITensor/SerializedArrays.jl's past year of commit activity
    Julia 0 Apache-2.0 0 0 1 Updated Nov 5, 2026
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