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pizzarr: Slice into 'Zarr' Arrays

An implementation of chunked, compressed, N-dimensional arrays for R. 'Zarr' spec V2 (2024) <doi:10.5281/zenodo.11320255>.

Version: 0.2.0
Depends: R (≥ 4.2)
Imports: jsonlite, stats, R6, qs2, stringr, memoise, utils
Suggests: testthat, knitr, covr, bslib, pkgdown, rmarkdown, crul, blosc, vcr (≥ 0.6.0), bench, bit64, withr
Published: 2026-04-20
DOI: 10.32614/CRAN.package.pizzarr
Author: David Blodgett ORCID iD [cre, aut], Mark Keller ORCID iD [aut], Artür Manukyan ORCID iD [aut], zarr-developers [cph]
Maintainer: David Blodgett <dblodgett at usgs.gov>
BugReports: https://github.com/zarr-developers/pizzarr/issues
License: MIT + file LICENSE
URL: https://zarr.dev/pizzarr/, https://github.com/zarr-developers/pizzarr
NeedsCompilation: no
Language: en-US
Materials: README, NEWS
CRAN checks: pizzarr results

Documentation:

Reference manual: pizzarr.html , pizzarr.pdf
Vignettes: Basics (source, R code)
Local OME-NGFF Demo (source)
Getting Started (source, R code)
Remote AnnData Demo (source)
Remote OME-NGFF Demo (source)
R Session Info (source, R code)
Zarr V3 Cross-Implementation Interop (source, R code)
Reading Zarr V3 (source, R code)
Zarr Operations Cookbook (source, R code)
zarrs Backend (source, R code)

Downloads:

Package source: pizzarr_0.2.0.tar.gz
Windows binaries: r-devel: pizzarr_0.2.0.zip, r-release: pizzarr_0.2.0.zip, r-oldrel: pizzarr_0.2.0.zip
macOS binaries: r-release (arm64): pizzarr_0.2.0.tgz, r-oldrel (arm64): pizzarr_0.2.0.tgz, r-release (x86_64): pizzarr_0.2.0.tgz, r-oldrel (x86_64): pizzarr_0.2.0.tgz
Old sources: pizzarr archive

Linking:

Please use the canonical form https://CRAN.R-project.org/package=pizzarr to link to this page.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.