News
Articles and announcements about Virtual Zarr and the cloud-native geospatial ecosystem.
Cloud Native Geo
August 10, 2026
Hybrid Icechunk stores for serverless web mapping
Combining virtualized netCDF with GeoZarr multiscales in one Icechunk store, so NOAA snowfall data renders in a web map with no tile server.
Earthmover Blog
July 13, 2026
Virtually Gribberish — Bringing Icechunk Clarity to GRIB Archives
Gribberish's VirtualiZarr-compatible parser opens NOAA forecast GRIB archives as cloud-optimized Icechunk stores without copying the data.
Earthmover Blog
June 2, 2026
Old Format, No Problem: Cloud-Optimizing the GOES-16 Archive as Virtual Zarr
Seven years of GOES-16 satellite imagery, 380,000 netCDF4 files, opened as one cloud-optimized virtual Zarr store without copying any data.
NASA Earthdata
January 26, 2026
Working With Non-Cloud-Optimized Data Just Got Easier
NASA Openscapes and earthaccess collaborated to add capability to VirtualiZarr, the DMR++ parser, and Python libraries to enhance the use of non-cloud-optimized data.
Cloud Native Geo
November 20, 2025
2025 Zarr Summit Recap
The first Zarr Summit, where the community brainstormed the future of virtual Zarr and ran deep dives on Icechunk and on VirtualiZarr for archival formats.
Development Seed
October 12, 2025
Zarr Everywhere
A roundup of Development Seed's year with the Zarr community: the code it contributed, the tools it built, and where to connect next.
Openscapes
September 9, 2025
Cloud Access Mini-Workshop with TEMPO
NASA's ASDC ran a hands-on session on opening TEMPO Level 3 data as virtual datasets from the Openscapes JupyterHub, with no bulk download.
Openscapes
August 1, 2025
earthaccess — helping users leverage the awesomeness of NASA Earthdata
The community call where the earthaccess team presented its VirtualiZarr and Icechunk integration, and where TEMPO Level 3 access dropped from about a day to ~10 minutes.
Earthmover Blog
July 10, 2025
Icechunk 1.0: Production-Grade Cloud-Native Array Storage Is Here
Icechunk reaches 1.0 with transactional safety, efficient versioning, Rust I/O, and virtual references for HDF5 and netCDF.
Earthmover Blog
March 2025
NASA Pilot Study on Virtual Zarr and Icechunk
Earthmover's collaboration with NASA brings Icechunk to Earth science workflows, with version-controlled, cloud-native access to large datasets.