Repositories list

• qiskit

  Public
  Qiskit is an open-source SDK for working with quantum computers at the level of extended quantum circuits, operators, and primitives.

  pythoncrust+ 6

  pythoncrustsdkquantumquantum-computingquantum-circuitquantum-programming-languageqiskit

  Python

  •

  Apache License 2.0

  •3k3k forks•7.7k7.7k stars•841841 issues•291291 pull requests•Updated Aug 3, 2026Aug 3, 2026

• documentation

  Public
  The documentation content home for https://quantum.cloud.ibm.com/docs

  Jupyter Notebook

  •

  Apache License 2.0

  •209209 forks•9999 stars•204204 issues•4040 pull requests•Updated Aug 3, 2026Aug 3, 2026

• ecosystem

  Public
  The Qiskit ecosystem is a collection of tools created by researchers and developers who use Qiskit every day.

  ecosystemquantum-computingqiskit

  ecosystemquantum-computingqiskit

  Python

  •

  Apache License 2.0

  •9797 forks•158158 stars•55 issues•22 pull requests•Updated Aug 3, 2026Aug 3, 2026

• qiskit-fermions

  Public
  This package extends Qiskit with tools for working on fermionic systems.

  qiskitqiskit-addon

  qiskitqiskit-addon

  Rust

  •

  Apache License 2.0

  •1010 forks•1111 stars•1212 issues•44 pull requests•Updated Aug 2, 2026Aug 2, 2026

• rustworkx

  Public
  A high performance Python graph library implemented in Rust.

  pythonrustgraph+ 2

  pythonrustgraphgraph-theorydag

  Rust

  •

  Apache License 2.0

  •217217 forks•1.7k1.7k stars•100100 issues•3434 pull requests•Updated Aug 1, 2026Aug 1, 2026

• qiskit-addon-cutting

  Public
  Reduce width and depth of quantum circuits by cutting gates and wires.

  pythonquantum-computingquantum-circuit+ 5

  pythonquantum-computingquantum-circuitqiskitquantum-circuit-cuttingcircuit-knittingcircuit-cuttingqiskit-addon

  Python

  •

  Apache License 2.0

  •3939 forks•100100 stars•4545 issues•1313 pull requests•Updated Aug 1, 2026Aug 1, 2026

• qiskit-addon-sqd

  Public
  Sample-based Quantum Diagonalization: Classically postprocess noisy quantum samples to yield more accurate eigenvalue estimations.

  pythonhpccomputational-chemistry+ 2

  pythonhpccomputational-chemistryquantum-computingqiskit-addon

  Python

  •

  Apache License 2.0

  •3939 forks•9797 stars•2424 issues•66 pull requests•Updated Aug 1, 2026Aug 1, 2026

• qiskit-addon-aqc-tensor

  Public
  Reduce circuit depth by compressing initial layers via approximate quantum compilation with tensor networks (AQC-Tensor)

  qiskitqiskit-addon

  qiskitqiskit-addon

  Python

  •

  Apache License 2.0

  •1515 forks•2929 stars•2424 issues•99 pull requests•Updated Aug 1, 2026Aug 1, 2026

• qiskit-addon-utils

  Public
  Utilities to support workflows leveraging Qiskit addons

  qiskitqiskit-addon

  qiskitqiskit-addon

  Python

  •

  Apache License 2.0

  •1212 forks•2828 stars•1616 issues•1111 pull requests•Updated Aug 1, 2026Aug 1, 2026

• qiskit-paulice

  Public
  Embedding spacetime Pauli checks into Clifford circuits

  Python

  •

  Apache License 2.0

  •33 forks•1212 stars•00 issues•1212 pull requests•Updated Aug 1, 2026Aug 1, 2026

• qiskit-addon-mpf

  Public
  Reducing the Trotter error of Hamiltonian dynamics with multi-product formulas

  qiskitqiskit-addon

  qiskitqiskit-addon

  Python

  •

  Apache License 2.0

  •1212 forks•3636 stars•44 issues•55 pull requests•Updated Aug 1, 2026Aug 1, 2026

• qiskit-noise-learning

  Public
  A toolkit for randomization-based quantum noise characterization.

  Python

  •

  Apache License 2.0

  •11 fork•77 stars•1717 issues•66 pull requests•Updated Jul 31, 2026Jul 31, 2026

• qiskit-serverless

  Public
  A programming model for leveraging quantum and classical resources

  pythoncloudquantum-computing+ 2

  pythoncloudquantum-computingqiskitqiskit-serverless

  Python

  •

  Apache License 2.0

  •5454 forks•114114 stars•88 issues•77 pull requests•Updated Jul 31, 2026Jul 31, 2026

• qiskit-ibm-runtime

  Public
  IBM Client for Qiskit Runtime

  qiskit

  qiskit

  Python

  •

  Apache License 2.0

  •216216 forks•236236 stars•123123 issues•2020 pull requests•Updated Jul 31, 2026Jul 31, 2026

• qiskit-addon-slc

  Public
  Reducing PEC sampling overhead with shaded lightcones

  qiskitqiskit-addon

  qiskitqiskit-addon

  Python

  •

  Apache License 2.0

  •66 forks•66 stars•1111 issues•1313 pull requests•Updated Jul 30, 2026Jul 30, 2026

• qiskit-addon-dice-solver

  Public
  An eigensolver used to scale up SQD chemistry workflows past 30 orbitals

  qiskit-addon

  qiskit-addon

  Python

  •

  Apache License 2.0

  •1010 forks•2727 stars•1010 issues•1010 pull requests•Updated Jul 29, 2026Jul 29, 2026

• benchpress

  Public
  A tool for benchmarking quantum software

  OpenQASM

  •

  Apache License 2.0

  •3939 forks•154154 stars•99 issues•00 pull requests•Updated Jul 29, 2026Jul 29, 2026

• samplomatic

  Public
  Sample randomizations of Qiskit quantum circuits (e.g. Pauli twirling and noise injection) using declarative, composable annotations.

  qiskit

  qiskit

  Python

  •

  Apache License 2.0

  •1212 forks•2424 stars•2626 issues•88 pull requests•Updated Jul 28, 2026Jul 28, 2026

• qiskit-fortran

  Public
  Fortran binding for Qiskit

  Fortran

  •

  Apache License 2.0

  •22 forks•33 stars•1414 issues•11 pull request•Updated Jul 27, 2026Jul 27, 2026

• qiskit-rs

  Public
  Rust binding for Qiskit

  Rust

  •

  Apache License 2.0

  •99 forks•1515 stars•1010 issues•99 pull requests•Updated Jul 27, 2026Jul 27, 2026

• qiskit-addon-opt-mapper

  Public
  Mapping combinatorial optimization problems to quantum computers

  Python

  •

  Apache License 2.0

  •1111 forks•1818 stars•66 issues•11 pull request•Updated Jul 27, 2026Jul 27, 2026

• ibm-quantum-schemas

  Public
  IBM Quantum API Schemas

  Python

  •

  Apache License 2.0

  •3636 forks•2121 stars•33 issues•00 pull requests•Updated Jul 23, 2026Jul 23, 2026

• qiskit-ibm-catalog

  Public
  Client for the IBM Quantum Platform's Qiskit Functions service

  Python

  •

  Apache License 2.0

  •77 forks•1717 stars•1111 issues•00 pull requests•Updated Jul 22, 2026Jul 22, 2026

• qiskit-addon-sqd-hpc

  Public
  qiskit-addon-sqd-hpc is a modern C++17/20 software library to enable large-scale sample-based quantum diagonalization (SQD) calculations on HPC systems.

  cpphpcquantum-computing+ 5

  cpphpcquantum-computingheader-onlycpp17qiskitcpp20qiskit-addon

  C++

  •

  Apache License 2.0

  •44 forks•1818 stars•33 issues•55 pull requests•Updated Jul 21, 2026Jul 21, 2026

• qiskit-qasm3-import

  Public
  Importer from OpenQASM 3 to Qiskit's QuantumCircuit

  quantum-computingqiskitopenqasm

  quantum-computingqiskitopenqasm

  Python

  •

  Apache License 2.0

  •1010 forks•2727 stars•99 issues•00 pull requests•Updated Jul 21, 2026Jul 21, 2026

• qiskit-addon-obp

  Public
  Reducing depth of circuits with operator backpropagation

  pythonquantum-computingqiskit+ 1

  pythonquantum-computingqiskitqiskit-addon

  Python

  •

  Apache License 2.0

  •1515 forks•4444 stars•99 issues•99 pull requests•Updated Jul 20, 2026Jul 20, 2026

• mcp-servers

  Public
  A collection of MCP servers to allow LLMs to use the qiskit,qiskit-ibm-runtime library, qiskit-ibm-transpiler, qiskit-code-assistant service library and others

  Python

  •

  Apache License 2.0

  •1919 forks•3636 stars•11 issue•00 pull requests•Updated Jul 13, 2026Jul 13, 2026

• qiskit-ibm-runtime-c

  Public
  IBM Quantum Platform API Client for Qiskit's C API

  Rust

  •

  Apache License 2.0

  •1313 forks•1212 stars•77 issues•77 pull requests•Updated Jul 10, 2026Jul 10, 2026

• qiskit-addon-pna

  Public
  Mitigate gate noise in expectation values by propagating the observable through the inverse noise channel.

  Python

  •

  Apache License 2.0

  •33 forks•88 stars•33 issues•33 pull requests•Updated Jul 8, 2026Jul 8, 2026

• qiskit-cpp

  Public
  Qiskit C++ is an opensource interface to quantum centric supercomputing, compatible interface to Qiskit in C++

  cppquantum-computingsupercomputing+ 1

  cppquantum-computingsupercomputingqiskit

  C++

  •

  Apache License 2.0

  •2727 forks•4141 stars•66 issues•33 pull requests•Updated Jul 7, 2026Jul 7, 2026