There are 3 repositories under quantum-toolbox topic.
Library for the numerical simulation of closed as well as open quantum systems.
Quantum Toolbox in Julia
QuGIT is a numerical toolbox in Python for simulation of gaussian quantum states and their time evolution through unconditional and conditional dynamics
Library for the numerical simulation of open quantum systems.
Benchmarks for popular Quantum Optics frameworks
⚛️ 👨💻 💥 A project based in Quantum Computing and Quantum Information Science. This project was built using Java and JUnit. The QuISL (Quantum Information Science Library) is a Java Library (or Toolbox/Framework), which will act as Simulator of this new technology, as also, will allow to build and study Quantum Circuits, Quantum Algorithms, among many others, using a Object-Oriented Language, such as Java Programming Language.
QuantumPolyspectra: a Python Package for the Analysis and Simulation of Quantum Measurements