Charm++ featured at this year’s ISC Student Cluster Competition


Charmworks awarded DOE SBIR funding for ExORun software suite

Press Release

UCX Networking Layer Adopted by Charm++, Accelerating Charm++ Performance by up to 85%

Scalable solutions for your most complex parallel programming problems

Leverage dynamic load balancing, communication & computation overlap, fault tolerance and more

Introducing the Charm++ Programming System

From a single processor to distributed memory machines, Charm++ applications run a unified programming model that scales with your needs


Processor Virtualization

Load Balancing

Communication & Computation Overlap

Checkpointing & Resilience

Asynchronous Execution


Charm++ Highlights

Charm++ has been used in application areas ranging from molecular dynamics, astrophysics, parallel discrete event simulation and more


NAMD provides high-performance simulation of large biomolecular systems. Based on Charm++ parallel objects, NAMD scales to hundreds of cores for typical simulations and beyond 500,000 cores for the largest simulations.

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