New tool: Data Compression Toolkit (dc_toolkit)
The Data Compression Toolkit is now part of the C2SM tools. It helps you find the optimal compression setup for your netCDF data while staying within customized error budgets.
2026¶
ICON4Py dynamical core merged into ICON master
With this release, the GT4Py-based implementation of ICON's atmospheric dynamical core, developed within the EXCLAIM project at ETH Zürich, CSCS and MeteoSwiss, has been merged into the ICON repository and is now available for general use. This is the first large component of ICON to be performance portable, and it marks the first concrete step towards a fully portable, architecture-agnostic ICON.
New pages for NCCR CLIM+ task submission and support
We have added two new pages describing how to request tasks and get support for the NCCR CLIM+ project.
Git: Beyond the Basics Workshop
We are pleased to announce our next Git: Beyond the Basics workshop, which will take place on Thursday, October 8th from 9:15 am to 15:00 pm.
Zephyr: Multi-variable requests and new documentation
Zephyr, C2SM's climate data extraction tool, now supports requesting multiple variables (or other fields) in a single request, and comes with a brand-new documentation site.
Git for Beginners Workshop
We are pleased to announce our next Git for Beginners workshop, which will take place on Thursday, 26 March from 9:30 am to 3:00 pm.
C2SM Modeling Workshop 2026
The C2SM Modeling Workshop 2026 took place successfully at Empa-Akademie, Dübendorf.
The event featured six talks and sixteen poster presentations. All details, including links to posters and presentations, are available on the corresponding page.
We look forward to welcoming you to the next Modeling Workshop in 2027!