1. Qiskit AerAer is a high performance simulator for quantum circuits that includes noise models
3. QiskitQiskit is an open-source SDK for working with quantum computers at the level of circuits, algorithms, and application modules.
5. Qiskit IgnisIgnis provides tools for quantum hardware verification, noise characterization, and error correction.
8. Qiskit ChemistryThis repository is now deprecated. Its contents were merged into https://github.com/Qiskit/qiskit-aqua . Any issue or pull request should be created against qiskit-aqua from now on.
9. OpenqasmGate and operation specification for quantum circuits
11. Qiskit Api PyThis repository and the qiskit-api-py package are deprecated, and no longer supported. A Python library for the Quantum Experience API
12. Qiskit TerraQiskit is an open-source SDK for working with quantum computers at the level of extended quantum circuits, operators, and algorithms.