IsaacSim

NVIDIA Isaac Sim: The open-source, GPU-accelerated simulation platform for developing, testing, and training AI-driven robots.

Isaac Sim is NVIDIA's core robotics simulation and synthetic data generation framework (SDG). Built atop NVIDIA Omniverse and leveraging Universal Scene Description (OpenUSD), it provides a physically accurate virtual environment for AI-driven machines (AMRs, manipulators, humanoids). Key workflows include generating synthetic data via Replicator for perception models, validating robot stacks through software- and hardware-in-the-loop testing, and enabling robot learning with NVIDIA Isaac Lab. The platform is fully extensible, allowing developers to build custom simulators or integrate its GPU-accelerated multi-physics engine (PhysX) into existing validation pipelines.

https://developer.nvidia.com/isaac-sim