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BLT

BLT software supports HPC software development with built-in CMake macros for external libraries, code health checks, and unit testing.

HPC Systems and Software | Open-Source Software | Software Build and Installation | Software Engineering
PROJECTS
NEWS
LLNL open source logo in white with full Lab name spelled out, both overlaid on a black background and a pattern of interconnected teal swirls and dots

The lab that launched a thousand software projects

Release the codes! With a dynamic developer community and a long history of encouraging open-source software, LLNL has reached quadruple-digit GitHub offerings.

Collaborations | Open-Source Software | Software Applications | Software Engineering | Software Libraries
NEWS
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Register for HPC tutorials in August

Learn how to use a modern, open-source HPC software stack! Throughout August, join our tutorials on how to install and use several projects on AWS EC2 instances. No previous experience is necessary, and everyone is welcome.

Education | Events | HPC Systems and Software | Open-Source Software | Outreach
NEWS
looking down a row of racks with exposed wires, three people install components of El Capitan

Road to El Capitan 9: Messaging and math

The advent of accelerated processing units presents new challenges and opportunities for teams responsible for network interconnects and math libraries.

Exascale | HPC Architectures | HPC Systems and Software | Hybrid/Heterogeneous | Networking and Interconnects
NEWS