Hierarchical Data Format version 5 (HDF5) is the most popular high-level I/O library for scientific applications to write and read data files.
Software
The Pagoda Project
This project is led by Paul Hargrove in the Applied Mathematics and Computational Research Division. The Pagoda Project researches and develops cutting-edge software for implementing high-performance applications and software infrastructure under the Partitioned Global Address Space (PGAS) model.