IBM Research Releases ffsim: Open-Source Library for Fast Fermionic Quantum Circuit Simulation

Jul 10, 2026

IBM Research has released ffsim, an open-source Python library designed for fast simulation of fermionic quantum circuits. The library allows for efficient prototyping and benchmarking of quantum circuits intended for real quantum hardware.

Why it matters: This tool supports the accelerated development and validation of quantum algorithms for fermionic systems, which are important in fields like chemistry and materials science.

Full story at: IBM Research ↗