RFCs#

Requests for comments (RFCs) are used to discuss and capture high-level decisions within the NGFF community. Throughout the specifications, RFCs are referenced to provide readers background reading and additional details.

The RFC process itself is defined as RFC-1. Key sections include:

If you are interested in submitting an RFC, start with the introduction under “Proposal”. Once you are convinced that your RFC is on topic, within scope, and has support from some members of the community, copy the RFC template to a new directory and open a PR.

If there are any questions, please contact the editors under mailto:ngff-editors@openmicroscopy.org

RFC Listing#

RFC

Description

Date

Status

Note

OME-Zarr Version

RFC-0

Original consensus model for decision making

2024

N/A

historical RFC, outdated by RFC-1

N/A

RFC-1

RFC Process

2023

S4 (Adopted)

N/A

RFC-2

Zarr V3 Support

2024

S4 (Adopted)

0.5

RFC-3

Remove axis restrictions

2024

R1 (Under review)

RFC-4

Axis Anatomical Orientation

2023

S1 (Accepted; SPEC updates)

RFC-5

Coordinate systems and transformations

2024

S3 (Implementation)

RFC-6

Flattening the multiscales array

2024

R9 (Withdrawn)

superseded by RFC-8

RFC-7

Channel provenance

TBD

D1 (Initial idea)

reserved, under preparation

RFC-8

Collections

2024

R1 (Under review)

RFC-9

Zipped OME-Zarr

2025

R4 (Replying to reviews)

RFC-10

NGFF Governance and the Editorial Board

2026

D4 (PR open)