←Back to NewsAI News/RoboticsrepoRoboticsOpen SourceKevin Zakka's mjbatch Runs 4,096 MuJoCo Worlds on CPU Threads at OnceKevin Zakka's new library steps thousands of MuJoCo simulations in parallel on a single CPU, unlocking RL and MPC workloads without a GPU.SourceAlphaSignalPublishedSep 14, 2026, 12:55 AMAuthorAlphaSignal NewsroomRead1 min readKevin Zakka's new library steps thousands of MuJoCo simulations in parallel on a single CPU, unlocking RL and MPC workloads without a GPU.Reporting is indexed from AlphaSignal. Rights remain with the original publisher and cited sources.Read original report ↗Next readsAlphaSignal · repoEngineer Rebuilds Pollen Robotics' Microduck From Simulator Files AloneAlphaSignal · repoCambridge Researchers' LiteReality-Agent Turns iPhone LiDAR Scans Into Editable 3D CodeUnitree · newsUnitree's UnifoLM-WLA-1.0 Runs 64 Robot Tasks From One Set of Weights