openqasm3

Fast Rust quantum circuit simulator. OpenQASM 3.0, multiple backends, AVX2 SIMD kernels, optional CUDA and MPI, QEC tooling, Python bindings.

QASM 3.0 parser for the Rust langauge generated from the ANTLR4 reference specification.

A dependency-free C quantum compiler. OpenQASM 3 in, verified IBM-native output, real superconducting hardware. The README screenshot is the actual DOOM title screen rendered via quantum measurement on ibm_marrakesh.

Rust HAL for quantum hardware. One Python API across IBM, IQM, Quantinuum, AQT, IonQ, Quandela, Scaleway, AWS Braket, NVIDIA CUDA-Q, MQT DDSIM and a local simulator, with Qiskit / Cirq / Qrisp / PennyLane as input converters.

Java 25 Quantum IR, simulator, desktop studio, and adapters for OpenQASM 2/3 and Quil.

The flight recorder for quantum jobs - auditable hybrid quantum job router with hash-chained ledger and independently verifiable evidence bundles