The latest ESMF development is happening in GitHub:
https://github.com/esmf-org/esmf
https://earthsystemmodeling.org
The Earth System Modeling Framework provides high-performance software infrastructure and superstructure for the construction and coupling of climate, weather, and data assimilation applications.
Pheno Analysis is a sequential data assimilation framework for use with prognostic phenology models. It uses MODIS satellite data to constrain model parameters and states.
Cca-forum unifies the Common Component Architecture tools and tutorial. It includes the CCA specifications, the Ccaffeine framework for HPC, and related tools. These support multilanguage scientific and parallel computing.