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hero	name text tagline actions Zarr The open foundation for chunked, compressed, N-dimensional arrays A specification, implementations in 10 languages, and an ecosystem of datasets and tools, built by an open community. theme text link brand GitHub https://github.com/zarr-developers theme text link alt Read the blog https://zarr.dev/blog/
features	icon title details link 📐 Specification An open, versioned format definition with a community-driven enhancement (ZEP) process. https://zarr-specs.readthedocs.io/ icon title details link ⚙️ Implementations Libraries in 10 languages — Python, Rust, C, C++, Java, JavaScript, Julia, R, OCaml, Elixir. /implementations icon title details link 📦 Datasets Petabytes of public, analysis-ready Zarr data across climate, bio-imaging, and beyond. /datasets icon title details linkText link 🧩 Ecosystem Tools built on Zarr — Xarray, Icechunk, VirtualiZarr, TensorStore, deck.gl-zarr, xpublish, and more. GitHub org https://github.com/zarr-developers icon title details link 🤝 Community ZEPs, office hours, community calls, and governance. Everyone is welcome. /community